./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/busybox-1.22.0/expand-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --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 64bit --witnessprinter.graph.data.programhash 0a0ae96fec210daf4959a0dcb0e31114c929336931ac3a7c312b1f3b55776146 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 20:36:23,760 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 20:36:23,808 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 20:36:23,812 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 20:36:23,812 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 20:36:23,828 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 20:36:23,829 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 20:36:23,829 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 20:36:23,830 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 20:36:23,830 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 20:36:23,830 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 20:36:23,831 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 20:36:23,831 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 20:36:23,831 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 20:36:23,831 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 20:36:23,831 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 20:36:23,831 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 20:36:23,832 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 20:36:23,832 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 20:36:23,832 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 20:36:23,832 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 20:36:23,832 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 20:36:23,832 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 20:36:23,832 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 20:36:23,832 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 20:36:23,832 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 20:36:23,832 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 20:36:23,833 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 20:36:23,833 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 20:36:23,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 20:36:23,833 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 20:36:23,833 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 20:36:23,833 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 20:36:23,833 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 20:36:23,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 20:36:23,834 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 20:36:23,834 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 20:36:23,834 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 20:36:23,834 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 20:36:23,834 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 20:36:23,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 20:36:23,834 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 20:36:23,834 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 20:36:23,834 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 20:36:23,835 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 20:36:23,835 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a0ae96fec210daf4959a0dcb0e31114c929336931ac3a7c312b1f3b55776146 [2025-01-09 20:36:24,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 20:36:24,028 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 20:36:24,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 20:36:24,035 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 20:36:24,035 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 20:36:24,036 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2025-01-09 20:36:25,234 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0900f21f7/c581229424dc45ddbfb61f4accaf7b34/FLAG1c6695d60 [2025-01-09 20:36:25,587 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 20:36:25,588 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2025-01-09 20:36:25,618 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0900f21f7/c581229424dc45ddbfb61f4accaf7b34/FLAG1c6695d60 [2025-01-09 20:36:25,628 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0900f21f7/c581229424dc45ddbfb61f4accaf7b34 [2025-01-09 20:36:25,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 20:36:25,631 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 20:36:25,632 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 20:36:25,632 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 20:36:25,634 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 20:36:25,635 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:36:25" (1/1) ... [2025-01-09 20:36:25,636 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@475b12db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:36:25, skipping insertion in model container [2025-01-09 20:36:25,636 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:36:25" (1/1) ... [2025-01-09 20:36:25,678 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 20:36:26,443 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i[96340,96353] [2025-01-09 20:36:26,513 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i[118034,118047] [2025-01-09 20:36:26,514 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i[118232,118245] [2025-01-09 20:36:26,516 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i[119254,119267] [2025-01-09 20:36:26,540 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 20:36:26,566 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 20:36:26,618 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i[96340,96353] [2025-01-09 20:36:26,662 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i[118034,118047] [2025-01-09 20:36:26,662 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i[118232,118245] [2025-01-09 20:36:26,665 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i[119254,119267] [2025-01-09 20:36:26,695 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 20:36:26,809 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2025-01-09 20:36:26,814 INFO L204 MainTranslator]: Completed translation [2025-01-09 20:36:26,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:36:26 WrapperNode [2025-01-09 20:36:26,815 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 20:36:26,816 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 20:36:26,816 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 20:36:26,816 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 20:36:26,821 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:36:26" (1/1) ... [2025-01-09 20:36:26,849 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:36:26" (1/1) ... [2025-01-09 20:36:26,934 INFO L138 Inliner]: procedures = 591, calls = 929, calls flagged for inlining = 37, calls inlined = 36, statements flattened = 2631 [2025-01-09 20:36:26,935 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 20:36:26,935 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 20:36:26,935 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 20:36:26,935 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 20:36:26,942 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:36:26" (1/1) ... [2025-01-09 20:36:26,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:36:26" (1/1) ... [2025-01-09 20:36:26,953 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:36:26" (1/1) ... [2025-01-09 20:36:27,044 INFO L175 MemorySlicer]: Split 771 memory accesses to 27 slices as follows [6, 11, 41, 2, 33, 107, 17, 3, 50, 44, 10, 1, 2, 3, 3, 2, 5, 3, 11, 15, 3, 17, 19, 1, 6, 1, 355]. 46 percent of accesses are in the largest equivalence class. The 395 initializations are split as follows [0, 0, 12, 0, 2, 7, 4, 0, 0, 0, 0, 0, 2, 3, 0, 2, 0, 3, 1, 0, 0, 0, 0, 0, 4, 0, 355]. The 207 writes are split as follows [6, 6, 0, 1, 21, 65, 4, 0, 47, 12, 9, 1, 0, 0, 3, 0, 2, 0, 5, 1, 0, 17, 4, 1, 1, 1, 0]. [2025-01-09 20:36:27,044 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:36:26" (1/1) ... [2025-01-09 20:36:27,044 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:36:26" (1/1) ... [2025-01-09 20:36:27,109 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:36:26" (1/1) ... [2025-01-09 20:36:27,118 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:36:26" (1/1) ... [2025-01-09 20:36:27,139 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:36:26" (1/1) ... [2025-01-09 20:36:27,170 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:36:26" (1/1) ... [2025-01-09 20:36:27,186 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:36:26" (1/1) ... [2025-01-09 20:36:27,209 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 20:36:27,210 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 20:36:27,210 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 20:36:27,210 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 20:36:27,211 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:36:26" (1/1) ... [2025-01-09 20:36:27,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 20:36:27,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 20:36:27,236 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 20:36:27,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 20:36:27,257 INFO L130 BoogieDeclarations]: Found specification of procedure getopt32 [2025-01-09 20:36:27,258 INFO L138 BoogieDeclarations]: Found implementation of procedure getopt32 [2025-01-09 20:36:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#0 [2025-01-09 20:36:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#1 [2025-01-09 20:36:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#2 [2025-01-09 20:36:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#3 [2025-01-09 20:36:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#4 [2025-01-09 20:36:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#5 [2025-01-09 20:36:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#6 [2025-01-09 20:36:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#7 [2025-01-09 20:36:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#8 [2025-01-09 20:36:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#9 [2025-01-09 20:36:27,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#10 [2025-01-09 20:36:27,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#11 [2025-01-09 20:36:27,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#12 [2025-01-09 20:36:27,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#13 [2025-01-09 20:36:27,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#14 [2025-01-09 20:36:27,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#15 [2025-01-09 20:36:27,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#16 [2025-01-09 20:36:27,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#17 [2025-01-09 20:36:27,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#18 [2025-01-09 20:36:27,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#19 [2025-01-09 20:36:27,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#20 [2025-01-09 20:36:27,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#21 [2025-01-09 20:36:27,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#22 [2025-01-09 20:36:27,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#23 [2025-01-09 20:36:27,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#24 [2025-01-09 20:36:27,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#25 [2025-01-09 20:36:27,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#26 [2025-01-09 20:36:27,260 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#0 [2025-01-09 20:36:27,260 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#1 [2025-01-09 20:36:27,260 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#2 [2025-01-09 20:36:27,260 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#3 [2025-01-09 20:36:27,260 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#4 [2025-01-09 20:36:27,260 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#5 [2025-01-09 20:36:27,260 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#6 [2025-01-09 20:36:27,260 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#7 [2025-01-09 20:36:27,260 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#8 [2025-01-09 20:36:27,260 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#9 [2025-01-09 20:36:27,260 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#10 [2025-01-09 20:36:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#11 [2025-01-09 20:36:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#12 [2025-01-09 20:36:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#13 [2025-01-09 20:36:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#14 [2025-01-09 20:36:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#15 [2025-01-09 20:36:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#16 [2025-01-09 20:36:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#17 [2025-01-09 20:36:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#18 [2025-01-09 20:36:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#19 [2025-01-09 20:36:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#20 [2025-01-09 20:36:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#21 [2025-01-09 20:36:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#22 [2025-01-09 20:36:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#23 [2025-01-09 20:36:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#24 [2025-01-09 20:36:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#25 [2025-01-09 20:36:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#26 [2025-01-09 20:36:27,261 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2025-01-09 20:36:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2025-01-09 20:36:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2025-01-09 20:36:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2025-01-09 20:36:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2025-01-09 20:36:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2025-01-09 20:36:27,263 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2025-01-09 20:36:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 20:36:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 20:36:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 20:36:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 20:36:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 20:36:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 20:36:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 20:36:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 20:36:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-01-09 20:36:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-01-09 20:36:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-01-09 20:36:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-01-09 20:36:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-01-09 20:36:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-01-09 20:36:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-01-09 20:36:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-01-09 20:36:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-01-09 20:36:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-01-09 20:36:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-01-09 20:36:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-01-09 20:36:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 20:36:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 20:36:27,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2025-01-09 20:36:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2025-01-09 20:36:27,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2025-01-09 20:36:27,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2025-01-09 20:36:27,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2025-01-09 20:36:27,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2025-01-09 20:36:27,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2025-01-09 20:36:27,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2025-01-09 20:36:27,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2025-01-09 20:36:27,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2025-01-09 20:36:27,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2025-01-09 20:36:27,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2025-01-09 20:36:27,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#20 [2025-01-09 20:36:27,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#21 [2025-01-09 20:36:27,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#22 [2025-01-09 20:36:27,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#23 [2025-01-09 20:36:27,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#24 [2025-01-09 20:36:27,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#25 [2025-01-09 20:36:27,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#26 [2025-01-09 20:36:27,269 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2025-01-09 20:36:27,269 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2025-01-09 20:36:27,269 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2025-01-09 20:36:27,269 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2025-01-09 20:36:27,269 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2025-01-09 20:36:27,269 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2025-01-09 20:36:27,269 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2025-01-09 20:36:27,269 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2025-01-09 20:36:27,269 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2025-01-09 20:36:27,269 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2025-01-09 20:36:27,269 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2025-01-09 20:36:27,269 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2025-01-09 20:36:27,269 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2025-01-09 20:36:27,269 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2025-01-09 20:36:27,269 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2025-01-09 20:36:27,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2025-01-09 20:36:27,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2025-01-09 20:36:27,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2025-01-09 20:36:27,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2025-01-09 20:36:27,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2025-01-09 20:36:27,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#20 [2025-01-09 20:36:27,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#21 [2025-01-09 20:36:27,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#22 [2025-01-09 20:36:27,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#23 [2025-01-09 20:36:27,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#24 [2025-01-09 20:36:27,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#25 [2025-01-09 20:36:27,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#26 [2025-01-09 20:36:27,270 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2025-01-09 20:36:27,270 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2025-01-09 20:36:27,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-01-09 20:36:27,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-01-09 20:36:27,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-01-09 20:36:27,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-01-09 20:36:27,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-01-09 20:36:27,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-01-09 20:36:27,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-01-09 20:36:27,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-01-09 20:36:27,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-01-09 20:36:27,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2025-01-09 20:36:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2025-01-09 20:36:27,271 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2025-01-09 20:36:27,272 INFO L130 BoogieDeclarations]: Found specification of procedure bb_perror_msg_and_die [2025-01-09 20:36:27,272 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_perror_msg_and_die [2025-01-09 20:36:27,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-01-09 20:36:27,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-01-09 20:36:27,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-01-09 20:36:27,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-01-09 20:36:27,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-01-09 20:36:27,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-01-09 20:36:27,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-01-09 20:36:27,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-01-09 20:36:27,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-01-09 20:36:27,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-01-09 20:36:27,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-01-09 20:36:27,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-01-09 20:36:27,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-01-09 20:36:27,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-01-09 20:36:27,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2025-01-09 20:36:27,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2025-01-09 20:36:27,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2025-01-09 20:36:27,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2025-01-09 20:36:27,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2025-01-09 20:36:27,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2025-01-09 20:36:27,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2025-01-09 20:36:27,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2025-01-09 20:36:27,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2025-01-09 20:36:27,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2025-01-09 20:36:27,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2025-01-09 20:36:27,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2025-01-09 20:36:27,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2025-01-09 20:36:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2025-01-09 20:36:27,275 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2025-01-09 20:36:27,275 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2025-01-09 20:36:27,275 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 20:36:27,275 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-01-09 20:36:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-01-09 20:36:27,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-01-09 20:36:27,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-01-09 20:36:27,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2025-01-09 20:36:27,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2025-01-09 20:36:27,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2025-01-09 20:36:27,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2025-01-09 20:36:27,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2025-01-09 20:36:27,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2025-01-09 20:36:27,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2025-01-09 20:36:27,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2025-01-09 20:36:27,277 INFO L130 BoogieDeclarations]: Found specification of procedure xatou_range [2025-01-09 20:36:27,277 INFO L138 BoogieDeclarations]: Found implementation of procedure xatou_range [2025-01-09 20:36:27,277 INFO L130 BoogieDeclarations]: Found specification of procedure unicode_strwidth [2025-01-09 20:36:27,277 INFO L138 BoogieDeclarations]: Found implementation of procedure unicode_strwidth [2025-01-09 20:36:27,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 20:36:27,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 20:36:27,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 20:36:27,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 20:36:27,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 20:36:27,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 20:36:27,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc_fgets [2025-01-09 20:36:27,278 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc_fgets [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2025-01-09 20:36:27,278 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-01-09 20:36:27,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-01-09 20:36:27,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-01-09 20:36:27,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-01-09 20:36:27,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-01-09 20:36:27,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-01-09 20:36:27,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-01-09 20:36:27,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-01-09 20:36:27,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-01-09 20:36:27,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-01-09 20:36:27,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-01-09 20:36:27,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-01-09 20:36:27,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-01-09 20:36:27,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2025-01-09 20:36:27,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2025-01-09 20:36:27,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2025-01-09 20:36:27,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2025-01-09 20:36:27,896 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 20:36:27,898 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 20:36:34,177 INFO L? ?]: Removed 1058 outVars from TransFormulas that were not future-live. [2025-01-09 20:36:34,178 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 20:36:34,206 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 20:36:34,206 INFO L312 CfgBuilder]: Removed 77 assume(true) statements. [2025-01-09 20:36:34,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:36:34 BoogieIcfgContainer [2025-01-09 20:36:34,206 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 20:36:34,208 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 20:36:34,211 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 20:36:34,215 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 20:36:34,215 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 08:36:25" (1/3) ... [2025-01-09 20:36:34,215 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62460c40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:36:34, skipping insertion in model container [2025-01-09 20:36:34,215 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:36:26" (2/3) ... [2025-01-09 20:36:34,216 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62460c40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:36:34, skipping insertion in model container [2025-01-09 20:36:34,216 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:36:34" (3/3) ... [2025-01-09 20:36:34,217 INFO L128 eAbstractionObserver]: Analyzing ICFG expand-2.i [2025-01-09 20:36:34,228 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 20:36:34,231 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG expand-2.i that has 93 procedures, 949 locations, 1 initial locations, 104 loop locations, and 8 error locations. [2025-01-09 20:36:34,276 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 20:36:34,284 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;@35ae5b7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 20:36:34,284 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2025-01-09 20:36:34,290 INFO L276 IsEmpty]: Start isEmpty. Operand has 653 states, 589 states have (on average 1.5755517826825127) internal successors, (928), 599 states have internal predecessors, (928), 39 states have call successors, (39), 18 states have call predecessors, (39), 18 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2025-01-09 20:36:34,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2025-01-09 20:36:34,297 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:36:34,297 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:36:34,298 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2025-01-09 20:36:34,301 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:36:34,301 INFO L85 PathProgramCache]: Analyzing trace with hash -1996086472, now seen corresponding path program 1 times [2025-01-09 20:36:34,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:36:34,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324053822] [2025-01-09 20:36:34,306 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:36:34,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:36:35,281 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 47 statements into 1 equivalence classes. [2025-01-09 20:36:35,445 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 47 of 47 statements. [2025-01-09 20:36:35,446 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:36:35,446 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:36:35,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 20:36:35,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:36:35,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324053822] [2025-01-09 20:36:35,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324053822] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:36:35,874 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:36:35,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 20:36:35,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355914096] [2025-01-09 20:36:35,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:36:35,879 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 20:36:35,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:36:35,894 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 20:36:35,895 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:36:35,897 INFO L87 Difference]: Start difference. First operand has 653 states, 589 states have (on average 1.5755517826825127) internal successors, (928), 599 states have internal predecessors, (928), 39 states have call successors, (39), 18 states have call predecessors, (39), 18 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-01-09 20:36:36,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:36:36,016 INFO L93 Difference]: Finished difference Result 1241 states and 1948 transitions. [2025-01-09 20:36:36,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 20:36:36,018 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 47 [2025-01-09 20:36:36,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:36:36,029 INFO L225 Difference]: With dead ends: 1241 [2025-01-09 20:36:36,032 INFO L226 Difference]: Without dead ends: 589 [2025-01-09 20:36:36,041 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:36:36,044 INFO L435 NwaCegarLoop]: 852 mSDtfsCounter, 0 mSDsluCounter, 850 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1702 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 20:36:36,045 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1702 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 20:36:36,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589 states. [2025-01-09 20:36:36,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589 to 589. [2025-01-09 20:36:36,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 589 states, 534 states have (on average 1.4831460674157304) internal successors, (792), 547 states have internal predecessors, (792), 34 states have call successors, (34), 16 states have call predecessors, (34), 14 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2025-01-09 20:36:36,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 589 states and 852 transitions. [2025-01-09 20:36:36,120 INFO L78 Accepts]: Start accepts. Automaton has 589 states and 852 transitions. Word has length 47 [2025-01-09 20:36:36,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:36:36,120 INFO L471 AbstractCegarLoop]: Abstraction has 589 states and 852 transitions. [2025-01-09 20:36:36,121 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-01-09 20:36:36,121 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 852 transitions. [2025-01-09 20:36:36,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2025-01-09 20:36:36,128 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:36:36,128 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:36:36,128 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-09 20:36:36,128 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2025-01-09 20:36:36,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:36:36,129 INFO L85 PathProgramCache]: Analyzing trace with hash 1675363708, now seen corresponding path program 1 times [2025-01-09 20:36:36,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:36:36,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573985288] [2025-01-09 20:36:36,129 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:36:36,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:36:36,810 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 51 statements into 1 equivalence classes. [2025-01-09 20:36:36,851 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 51 of 51 statements. [2025-01-09 20:36:36,852 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:36:36,852 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:36:37,267 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 20:36:37,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:36:37,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573985288] [2025-01-09 20:36:37,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573985288] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 20:36:37,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1566648855] [2025-01-09 20:36:37,267 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:36:37,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 20:36:37,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 20:36:37,270 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 20:36:37,272 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-01-09 20:36:38,414 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 51 statements into 1 equivalence classes. [2025-01-09 20:36:38,682 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 51 of 51 statements. [2025-01-09 20:36:38,682 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:36:38,682 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:36:38,691 INFO L256 TraceCheckSpWp]: Trace formula consists of 2475 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-01-09 20:36:38,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 20:36:38,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 20:36:38,752 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-09 20:36:38,880 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 20:36:38,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1566648855] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-09 20:36:38,881 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-09 20:36:38,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2025-01-09 20:36:38,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591875440] [2025-01-09 20:36:38,881 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-09 20:36:38,882 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-01-09 20:36:38,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:36:38,883 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-01-09 20:36:38,883 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-01-09 20:36:38,883 INFO L87 Difference]: Start difference. First operand 589 states and 852 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 1 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-01-09 20:36:38,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:36:38,952 INFO L93 Difference]: Finished difference Result 1177 states and 1705 transitions. [2025-01-09 20:36:38,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-09 20:36:38,953 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 1 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 51 [2025-01-09 20:36:38,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:36:38,956 INFO L225 Difference]: With dead ends: 1177 [2025-01-09 20:36:38,956 INFO L226 Difference]: Without dead ends: 592 [2025-01-09 20:36:38,957 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-01-09 20:36:38,957 INFO L435 NwaCegarLoop]: 850 mSDtfsCounter, 0 mSDsluCounter, 2544 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3394 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 20:36:38,958 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3394 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 20:36:38,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2025-01-09 20:36:38,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 592. [2025-01-09 20:36:38,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 592 states, 537 states have (on average 1.4804469273743017) internal successors, (795), 550 states have internal predecessors, (795), 34 states have call successors, (34), 16 states have call predecessors, (34), 14 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2025-01-09 20:36:38,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 592 states and 855 transitions. [2025-01-09 20:36:38,979 INFO L78 Accepts]: Start accepts. Automaton has 592 states and 855 transitions. Word has length 51 [2025-01-09 20:36:38,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:36:38,980 INFO L471 AbstractCegarLoop]: Abstraction has 592 states and 855 transitions. [2025-01-09 20:36:38,980 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 1 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-01-09 20:36:38,980 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 855 transitions. [2025-01-09 20:36:38,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2025-01-09 20:36:38,981 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:36:38,981 INFO L218 NwaCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:36:38,993 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-01-09 20:36:39,186 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 20:36:39,186 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2025-01-09 20:36:39,187 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:36:39,187 INFO L85 PathProgramCache]: Analyzing trace with hash 1978837614, now seen corresponding path program 1 times [2025-01-09 20:36:39,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:36:39,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137721517] [2025-01-09 20:36:39,187 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:36:39,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:36:39,840 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 54 statements into 1 equivalence classes. [2025-01-09 20:36:39,875 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 54 of 54 statements. [2025-01-09 20:36:39,875 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:36:39,875 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:36:40,329 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-01-09 20:36:40,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:36:40,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137721517] [2025-01-09 20:36:40,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137721517] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:36:40,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:36:40,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-09 20:36:40,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734316788] [2025-01-09 20:36:40,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:36:40,330 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-09 20:36:40,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:36:40,330 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-09 20:36:40,330 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-09 20:36:40,331 INFO L87 Difference]: Start difference. First operand 592 states and 855 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-01-09 20:36:44,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 20:36:44,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:36:44,575 INFO L93 Difference]: Finished difference Result 1149 states and 1658 transitions. [2025-01-09 20:36:44,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-09 20:36:44,576 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), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 54 [2025-01-09 20:36:44,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:36:44,582 INFO L225 Difference]: With dead ends: 1149 [2025-01-09 20:36:44,583 INFO L226 Difference]: Without dead ends: 650 [2025-01-09 20:36:44,584 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-01-09 20:36:44,585 INFO L435 NwaCegarLoop]: 925 mSDtfsCounter, 902 mSDsluCounter, 842 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 902 SdHoareTripleChecker+Valid, 1767 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2025-01-09 20:36:44,586 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [902 Valid, 1767 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2025-01-09 20:36:44,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 650 states. [2025-01-09 20:36:44,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 620. [2025-01-09 20:36:44,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 620 states, 563 states have (on average 1.4760213143872114) internal successors, (831), 575 states have internal predecessors, (831), 35 states have call successors, (35), 18 states have call predecessors, (35), 15 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-01-09 20:36:44,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 620 states and 893 transitions. [2025-01-09 20:36:44,613 INFO L78 Accepts]: Start accepts. Automaton has 620 states and 893 transitions. Word has length 54 [2025-01-09 20:36:44,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:36:44,614 INFO L471 AbstractCegarLoop]: Abstraction has 620 states and 893 transitions. [2025-01-09 20:36:44,614 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), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-01-09 20:36:44,614 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 893 transitions. [2025-01-09 20:36:44,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2025-01-09 20:36:44,616 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:36:44,616 INFO L218 NwaCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:36:44,616 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 20:36:44,616 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2025-01-09 20:36:44,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:36:44,616 INFO L85 PathProgramCache]: Analyzing trace with hash -916942608, now seen corresponding path program 2 times [2025-01-09 20:36:44,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:36:44,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457144631] [2025-01-09 20:36:44,617 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-09 20:36:44,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:36:45,341 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 54 statements into 2 equivalence classes. [2025-01-09 20:36:45,371 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 50 of 54 statements. [2025-01-09 20:36:45,371 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-01-09 20:36:45,371 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:36:46,107 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-01-09 20:36:46,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:36:46,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457144631] [2025-01-09 20:36:46,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [457144631] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:36:46,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:36:46,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-09 20:36:46,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419152003] [2025-01-09 20:36:46,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:36:46,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-09 20:36:46,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:36:46,108 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-09 20:36:46,108 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-01-09 20:36:46,108 INFO L87 Difference]: Start difference. First operand 620 states and 893 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-01-09 20:36:50,135 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 20:36:54,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 20:36:56,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:36:56,351 INFO L93 Difference]: Finished difference Result 1379 states and 2009 transitions. [2025-01-09 20:36:56,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-09 20:36:56,352 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 54 [2025-01-09 20:36:56,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:36:56,361 INFO L225 Difference]: With dead ends: 1379 [2025-01-09 20:36:56,361 INFO L226 Difference]: Without dead ends: 838 [2025-01-09 20:36:56,363 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2025-01-09 20:36:56,364 INFO L435 NwaCegarLoop]: 844 mSDtfsCounter, 1871 mSDsluCounter, 2333 mSDsCounter, 0 mSdLazyCounter, 262 mSolverCounterSat, 31 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1872 SdHoareTripleChecker+Valid, 3177 SdHoareTripleChecker+Invalid, 295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 262 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2025-01-09 20:36:56,365 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1872 Valid, 3177 Invalid, 295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 262 Invalid, 2 Unknown, 0 Unchecked, 10.0s Time] [2025-01-09 20:36:56,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2025-01-09 20:36:56,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 834. [2025-01-09 20:36:56,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 834 states, 769 states have (on average 1.4902470741222367) internal successors, (1146), 782 states have internal predecessors, (1146), 42 states have call successors, (42), 18 states have call predecessors, (42), 16 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2025-01-09 20:36:56,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 834 states and 1222 transitions. [2025-01-09 20:36:56,403 INFO L78 Accepts]: Start accepts. Automaton has 834 states and 1222 transitions. Word has length 54 [2025-01-09 20:36:56,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:36:56,404 INFO L471 AbstractCegarLoop]: Abstraction has 834 states and 1222 transitions. [2025-01-09 20:36:56,404 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-01-09 20:36:56,404 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1222 transitions. [2025-01-09 20:36:56,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2025-01-09 20:36:56,405 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:36:56,405 INFO L218 NwaCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:36:56,405 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-09 20:36:56,405 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2025-01-09 20:36:56,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:36:56,406 INFO L85 PathProgramCache]: Analyzing trace with hash -854902994, now seen corresponding path program 1 times [2025-01-09 20:36:56,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:36:56,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361888488] [2025-01-09 20:36:56,406 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:36:56,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:36:57,080 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 54 statements into 1 equivalence classes. [2025-01-09 20:36:57,117 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 54 of 54 statements. [2025-01-09 20:36:57,118 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:36:57,118 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:36:57,503 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-01-09 20:36:57,503 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:36:57,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361888488] [2025-01-09 20:36:57,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361888488] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:36:57,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:36:57,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-09 20:36:57,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682991452] [2025-01-09 20:36:57,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:36:57,504 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-09 20:36:57,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:36:57,504 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-09 20:36:57,504 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-09 20:36:57,504 INFO L87 Difference]: Start difference. First operand 834 states and 1222 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-01-09 20:37:01,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 20:37:01,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:37:01,723 INFO L93 Difference]: Finished difference Result 1333 states and 1942 transitions. [2025-01-09 20:37:01,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-09 20:37:01,723 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), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 54 [2025-01-09 20:37:01,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:37:01,727 INFO L225 Difference]: With dead ends: 1333 [2025-01-09 20:37:01,727 INFO L226 Difference]: Without dead ends: 838 [2025-01-09 20:37:01,728 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-01-09 20:37:01,729 INFO L435 NwaCegarLoop]: 846 mSDtfsCounter, 973 mSDsluCounter, 842 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 973 SdHoareTripleChecker+Valid, 1688 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2025-01-09 20:37:01,729 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [973 Valid, 1688 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 9 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2025-01-09 20:37:01,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2025-01-09 20:37:01,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 838. [2025-01-09 20:37:01,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 838 states, 772 states have (on average 1.488341968911917) internal successors, (1149), 785 states have internal predecessors, (1149), 42 states have call successors, (42), 19 states have call predecessors, (42), 17 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2025-01-09 20:37:01,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 1225 transitions. [2025-01-09 20:37:01,763 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 1225 transitions. Word has length 54 [2025-01-09 20:37:01,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:37:01,763 INFO L471 AbstractCegarLoop]: Abstraction has 838 states and 1225 transitions. [2025-01-09 20:37:01,763 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), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-01-09 20:37:01,763 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1225 transitions. [2025-01-09 20:37:01,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2025-01-09 20:37:01,764 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:37:01,764 INFO L218 NwaCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:37:01,764 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-01-09 20:37:01,764 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2025-01-09 20:37:01,765 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:37:01,765 INFO L85 PathProgramCache]: Analyzing trace with hash 2010092595, now seen corresponding path program 1 times [2025-01-09 20:37:01,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:37:01,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418278637] [2025-01-09 20:37:01,765 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:37:01,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:37:02,434 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-01-09 20:37:02,465 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-01-09 20:37:02,466 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:37:02,466 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:37:03,111 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-01-09 20:37:03,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:37:03,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418278637] [2025-01-09 20:37:03,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418278637] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:37:03,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:37:03,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-09 20:37:03,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165837419] [2025-01-09 20:37:03,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:37:03,112 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-09 20:37:03,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:37:03,112 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-09 20:37:03,112 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-09 20:37:03,112 INFO L87 Difference]: Start difference. First operand 838 states and 1225 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-01-09 20:37:04,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:37:04,016 INFO L93 Difference]: Finished difference Result 1689 states and 2493 transitions. [2025-01-09 20:37:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-09 20:37:04,016 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 69 [2025-01-09 20:37:04,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:37:04,021 INFO L225 Difference]: With dead ends: 1689 [2025-01-09 20:37:04,021 INFO L226 Difference]: Without dead ends: 1193 [2025-01-09 20:37:04,022 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-01-09 20:37:04,022 INFO L435 NwaCegarLoop]: 841 mSDtfsCounter, 1378 mSDsluCounter, 1141 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1378 SdHoareTripleChecker+Valid, 1982 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2025-01-09 20:37:04,022 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1378 Valid, 1982 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2025-01-09 20:37:04,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1193 states. [2025-01-09 20:37:04,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1193 to 845. [2025-01-09 20:37:04,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 845 states, 777 states have (on average 1.4851994851994852) internal successors, (1154), 790 states have internal predecessors, (1154), 44 states have call successors, (44), 21 states have call predecessors, (44), 17 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2025-01-09 20:37:04,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 845 states and 1232 transitions. [2025-01-09 20:37:04,046 INFO L78 Accepts]: Start accepts. Automaton has 845 states and 1232 transitions. Word has length 69 [2025-01-09 20:37:04,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:37:04,046 INFO L471 AbstractCegarLoop]: Abstraction has 845 states and 1232 transitions. [2025-01-09 20:37:04,046 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-01-09 20:37:04,046 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1232 transitions. [2025-01-09 20:37:04,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2025-01-09 20:37:04,047 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:37:04,047 INFO L218 NwaCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:37:04,047 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-01-09 20:37:04,048 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2025-01-09 20:37:04,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:37:04,048 INFO L85 PathProgramCache]: Analyzing trace with hash 421744693, now seen corresponding path program 1 times [2025-01-09 20:37:04,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:37:04,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898300718] [2025-01-09 20:37:04,048 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:37:04,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:37:04,694 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-01-09 20:37:04,733 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-01-09 20:37:04,733 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:37:04,733 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:37:05,217 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-01-09 20:37:05,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:37:05,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898300718] [2025-01-09 20:37:05,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898300718] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:37:05,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:37:05,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-09 20:37:05,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233853] [2025-01-09 20:37:05,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:37:05,218 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-09 20:37:05,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:37:05,219 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-09 20:37:05,219 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-01-09 20:37:05,219 INFO L87 Difference]: Start difference. First operand 845 states and 1232 transitions. Second operand has 6 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-01-09 20:37:05,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:37:05,552 INFO L93 Difference]: Finished difference Result 858 states and 1244 transitions. [2025-01-09 20:37:05,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-09 20:37:05,554 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 69 [2025-01-09 20:37:05,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:37:05,559 INFO L225 Difference]: With dead ends: 858 [2025-01-09 20:37:05,559 INFO L226 Difference]: Without dead ends: 853 [2025-01-09 20:37:05,560 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2025-01-09 20:37:05,560 INFO L435 NwaCegarLoop]: 846 mSDtfsCounter, 13 mSDsluCounter, 3377 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 4223 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-01-09 20:37:05,560 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 4223 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-01-09 20:37:05,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 853 states. [2025-01-09 20:37:05,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 853 to 844. [2025-01-09 20:37:05,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 844 states, 777 states have (on average 1.4851994851994852) internal successors, (1154), 789 states have internal predecessors, (1154), 43 states have call successors, (43), 21 states have call predecessors, (43), 17 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2025-01-09 20:37:05,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 844 states and 1231 transitions. [2025-01-09 20:37:05,588 INFO L78 Accepts]: Start accepts. Automaton has 844 states and 1231 transitions. Word has length 69 [2025-01-09 20:37:05,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:37:05,588 INFO L471 AbstractCegarLoop]: Abstraction has 844 states and 1231 transitions. [2025-01-09 20:37:05,588 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-01-09 20:37:05,588 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1231 transitions. [2025-01-09 20:37:05,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2025-01-09 20:37:05,591 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:37:05,591 INFO L218 NwaCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:37:05,591 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-01-09 20:37:05,591 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2025-01-09 20:37:05,592 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:37:05,592 INFO L85 PathProgramCache]: Analyzing trace with hash 421746615, now seen corresponding path program 1 times [2025-01-09 20:37:05,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:37:05,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202847619] [2025-01-09 20:37:05,592 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:37:05,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:37:06,459 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-01-09 20:37:06,499 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-01-09 20:37:06,499 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:37:06,499 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:37:07,022 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 20:37:07,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:37:07,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202847619] [2025-01-09 20:37:07,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202847619] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 20:37:07,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2062375303] [2025-01-09 20:37:07,023 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:37:07,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 20:37:07,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 20:37:07,025 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 20:37:07,026 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-01-09 20:37:08,206 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-01-09 20:37:08,441 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-01-09 20:37:08,441 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:37:08,441 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:37:08,452 INFO L256 TraceCheckSpWp]: Trace formula consists of 2593 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-09 20:37:08,459 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 20:37:08,574 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 20:37:08,574 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-09 20:37:09,246 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 20:37:09,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2062375303] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-09 20:37:09,246 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-09 20:37:09,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2025-01-09 20:37:09,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335151129] [2025-01-09 20:37:09,247 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-09 20:37:09,247 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2025-01-09 20:37:09,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:37:09,247 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2025-01-09 20:37:09,247 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2025-01-09 20:37:09,248 INFO L87 Difference]: Start difference. First operand 844 states and 1231 transitions. Second operand has 13 states, 13 states have (on average 5.923076923076923) internal successors, (77), 13 states have internal predecessors, (77), 1 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2025-01-09 20:37:09,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:37:09,421 INFO L93 Difference]: Finished difference Result 1687 states and 2466 transitions. [2025-01-09 20:37:09,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-09 20:37:09,425 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.923076923076923) internal successors, (77), 13 states have internal predecessors, (77), 1 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 69 [2025-01-09 20:37:09,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:37:09,435 INFO L225 Difference]: With dead ends: 1687 [2025-01-09 20:37:09,435 INFO L226 Difference]: Without dead ends: 850 [2025-01-09 20:37:09,437 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2025-01-09 20:37:09,437 INFO L435 NwaCegarLoop]: 849 mSDtfsCounter, 0 mSDsluCounter, 3388 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4237 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-01-09 20:37:09,437 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4237 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-01-09 20:37:09,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 850 states. [2025-01-09 20:37:09,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 850 to 850. [2025-01-09 20:37:09,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 850 states, 783 states have (on average 1.4814814814814814) internal successors, (1160), 795 states have internal predecessors, (1160), 43 states have call successors, (43), 21 states have call predecessors, (43), 17 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2025-01-09 20:37:09,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 850 states and 1237 transitions. [2025-01-09 20:37:09,484 INFO L78 Accepts]: Start accepts. Automaton has 850 states and 1237 transitions. Word has length 69 [2025-01-09 20:37:09,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:37:09,484 INFO L471 AbstractCegarLoop]: Abstraction has 850 states and 1237 transitions. [2025-01-09 20:37:09,484 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.923076923076923) internal successors, (77), 13 states have internal predecessors, (77), 1 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2025-01-09 20:37:09,485 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1237 transitions. [2025-01-09 20:37:09,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2025-01-09 20:37:09,485 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:37:09,485 INFO L218 NwaCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:37:09,499 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-01-09 20:37:09,690 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 20:37:09,690 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2025-01-09 20:37:09,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:37:09,691 INFO L85 PathProgramCache]: Analyzing trace with hash -52931785, now seen corresponding path program 2 times [2025-01-09 20:37:09,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:37:09,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841905632] [2025-01-09 20:37:09,691 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-09 20:37:09,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:37:10,333 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 75 statements into 2 equivalence classes. [2025-01-09 20:37:10,363 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 65 of 75 statements. [2025-01-09 20:37:10,364 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-01-09 20:37:10,364 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:37:10,640 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2025-01-09 20:37:10,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:37:10,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841905632] [2025-01-09 20:37:10,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1841905632] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:37:10,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:37:10,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 20:37:10,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014923829] [2025-01-09 20:37:10,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:37:10,642 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 20:37:10,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:37:10,643 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 20:37:10,643 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:37:10,643 INFO L87 Difference]: Start difference. First operand 850 states and 1237 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-01-09 20:37:10,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:37:10,698 INFO L93 Difference]: Finished difference Result 1668 states and 2426 transitions. [2025-01-09 20:37:10,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 20:37:10,698 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 75 [2025-01-09 20:37:10,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:37:10,702 INFO L225 Difference]: With dead ends: 1668 [2025-01-09 20:37:10,702 INFO L226 Difference]: Without dead ends: 854 [2025-01-09 20:37:10,704 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:37:10,705 INFO L435 NwaCegarLoop]: 848 mSDtfsCounter, 21 mSDsluCounter, 820 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 1668 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 20:37:10,705 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 1668 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 20:37:10,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 854 states. [2025-01-09 20:37:10,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 854 to 854. [2025-01-09 20:37:10,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 854 states, 786 states have (on average 1.4783715012722647) internal successors, (1162), 798 states have internal predecessors, (1162), 43 states have call successors, (43), 22 states have call predecessors, (43), 18 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2025-01-09 20:37:10,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 854 states and 1239 transitions. [2025-01-09 20:37:10,728 INFO L78 Accepts]: Start accepts. Automaton has 854 states and 1239 transitions. Word has length 75 [2025-01-09 20:37:10,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:37:10,728 INFO L471 AbstractCegarLoop]: Abstraction has 854 states and 1239 transitions. [2025-01-09 20:37:10,729 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-01-09 20:37:10,729 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1239 transitions. [2025-01-09 20:37:10,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2025-01-09 20:37:10,730 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:37:10,731 INFO L218 NwaCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:37:10,731 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-01-09 20:37:10,731 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2025-01-09 20:37:10,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:37:10,732 INFO L85 PathProgramCache]: Analyzing trace with hash -1991339319, now seen corresponding path program 1 times [2025-01-09 20:37:10,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:37:10,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775401056] [2025-01-09 20:37:10,732 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:37:10,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:37:11,367 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 83 statements into 1 equivalence classes. [2025-01-09 20:37:11,391 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 83 of 83 statements. [2025-01-09 20:37:11,392 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:37:11,392 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:37:11,806 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2025-01-09 20:37:11,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:37:11,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775401056] [2025-01-09 20:37:11,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775401056] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:37:11,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:37:11,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-09 20:37:11,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575803019] [2025-01-09 20:37:11,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:37:11,808 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-09 20:37:11,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:37:11,808 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-09 20:37:11,808 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-09 20:37:11,808 INFO L87 Difference]: Start difference. First operand 854 states and 1239 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-01-09 20:37:11,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:37:11,961 INFO L93 Difference]: Finished difference Result 1683 states and 2448 transitions. [2025-01-09 20:37:11,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-09 20:37:11,962 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 83 [2025-01-09 20:37:11,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:37:11,965 INFO L225 Difference]: With dead ends: 1683 [2025-01-09 20:37:11,965 INFO L226 Difference]: Without dead ends: 856 [2025-01-09 20:37:11,966 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-09 20:37:11,967 INFO L435 NwaCegarLoop]: 847 mSDtfsCounter, 0 mSDsluCounter, 1680 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2527 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-01-09 20:37:11,967 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2527 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-01-09 20:37:11,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 856 states. [2025-01-09 20:37:11,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 856 to 856. [2025-01-09 20:37:11,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 856 states, 788 states have (on average 1.4771573604060915) internal successors, (1164), 800 states have internal predecessors, (1164), 43 states have call successors, (43), 22 states have call predecessors, (43), 18 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2025-01-09 20:37:11,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 856 states and 1241 transitions. [2025-01-09 20:37:11,987 INFO L78 Accepts]: Start accepts. Automaton has 856 states and 1241 transitions. Word has length 83 [2025-01-09 20:37:11,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:37:11,988 INFO L471 AbstractCegarLoop]: Abstraction has 856 states and 1241 transitions. [2025-01-09 20:37:11,988 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-01-09 20:37:11,988 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1241 transitions. [2025-01-09 20:37:11,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2025-01-09 20:37:11,989 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:37:11,989 INFO L218 NwaCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:37:11,989 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-01-09 20:37:11,989 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2025-01-09 20:37:11,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:37:11,990 INFO L85 PathProgramCache]: Analyzing trace with hash -1312067065, now seen corresponding path program 1 times [2025-01-09 20:37:11,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:37:11,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721418329] [2025-01-09 20:37:11,990 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:37:11,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:37:12,619 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 83 statements into 1 equivalence classes. [2025-01-09 20:37:12,642 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 83 of 83 statements. [2025-01-09 20:37:12,642 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:37:12,642 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:37:13,228 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2025-01-09 20:37:13,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:37:13,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721418329] [2025-01-09 20:37:13,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721418329] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:37:13,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:37:13,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-09 20:37:13,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213252463] [2025-01-09 20:37:13,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:37:13,229 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-09 20:37:13,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:37:13,229 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-09 20:37:13,229 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-01-09 20:37:13,231 INFO L87 Difference]: Start difference. First operand 856 states and 1241 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-01-09 20:37:13,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:37:13,659 INFO L93 Difference]: Finished difference Result 1685 states and 2450 transitions. [2025-01-09 20:37:13,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-09 20:37:13,659 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 83 [2025-01-09 20:37:13,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:37:13,662 INFO L225 Difference]: With dead ends: 1685 [2025-01-09 20:37:13,662 INFO L226 Difference]: Without dead ends: 859 [2025-01-09 20:37:13,664 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2025-01-09 20:37:13,664 INFO L435 NwaCegarLoop]: 843 mSDtfsCounter, 2 mSDsluCounter, 3352 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 4195 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-01-09 20:37:13,664 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 4195 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-01-09 20:37:13,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 859 states. [2025-01-09 20:37:13,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 859 to 859. [2025-01-09 20:37:13,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 859 states, 791 states have (on average 1.4753476611883691) internal successors, (1167), 803 states have internal predecessors, (1167), 43 states have call successors, (43), 22 states have call predecessors, (43), 18 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2025-01-09 20:37:13,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 859 states and 1244 transitions. [2025-01-09 20:37:13,685 INFO L78 Accepts]: Start accepts. Automaton has 859 states and 1244 transitions. Word has length 83 [2025-01-09 20:37:13,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:37:13,685 INFO L471 AbstractCegarLoop]: Abstraction has 859 states and 1244 transitions. [2025-01-09 20:37:13,686 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-01-09 20:37:13,686 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1244 transitions. [2025-01-09 20:37:13,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2025-01-09 20:37:13,687 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:37:13,687 INFO L218 NwaCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:37:13,687 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-01-09 20:37:13,687 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2025-01-09 20:37:13,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:37:13,687 INFO L85 PathProgramCache]: Analyzing trace with hash -1942192658, now seen corresponding path program 1 times [2025-01-09 20:37:13,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:37:13,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040053545] [2025-01-09 20:37:13,688 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:37:13,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:37:14,474 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 85 statements into 1 equivalence classes. [2025-01-09 20:37:14,507 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 85 of 85 statements. [2025-01-09 20:37:14,507 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:37:14,507 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:37:14,932 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2025-01-09 20:37:14,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:37:14,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040053545] [2025-01-09 20:37:14,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2040053545] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:37:14,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:37:14,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-09 20:37:14,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099546152] [2025-01-09 20:37:14,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:37:14,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-09 20:37:14,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:37:14,933 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-09 20:37:14,933 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-09 20:37:14,933 INFO L87 Difference]: Start difference. First operand 859 states and 1244 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-01-09 20:37:15,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:37:15,093 INFO L93 Difference]: Finished difference Result 1685 states and 2448 transitions. [2025-01-09 20:37:15,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-09 20:37:15,094 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 85 [2025-01-09 20:37:15,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:37:15,096 INFO L225 Difference]: With dead ends: 1685 [2025-01-09 20:37:15,097 INFO L226 Difference]: Without dead ends: 861 [2025-01-09 20:37:15,098 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-09 20:37:15,098 INFO L435 NwaCegarLoop]: 847 mSDtfsCounter, 0 mSDsluCounter, 1680 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2527 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-01-09 20:37:15,099 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2527 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-01-09 20:37:15,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 861 states. [2025-01-09 20:37:15,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 861 to 861. [2025-01-09 20:37:15,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 861 states, 793 states have (on average 1.4741488020176545) internal successors, (1169), 805 states have internal predecessors, (1169), 43 states have call successors, (43), 22 states have call predecessors, (43), 18 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2025-01-09 20:37:15,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 861 states and 1246 transitions. [2025-01-09 20:37:15,118 INFO L78 Accepts]: Start accepts. Automaton has 861 states and 1246 transitions. Word has length 85 [2025-01-09 20:37:15,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:37:15,118 INFO L471 AbstractCegarLoop]: Abstraction has 861 states and 1246 transitions. [2025-01-09 20:37:15,118 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-01-09 20:37:15,119 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1246 transitions. [2025-01-09 20:37:15,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2025-01-09 20:37:15,119 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:37:15,119 INFO L218 NwaCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:37:15,120 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2025-01-09 20:37:15,120 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2025-01-09 20:37:15,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:37:15,120 INFO L85 PathProgramCache]: Analyzing trace with hash 19382000, now seen corresponding path program 1 times [2025-01-09 20:37:15,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:37:15,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455606186] [2025-01-09 20:37:15,120 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:37:15,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:37:15,791 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 85 statements into 1 equivalence classes. [2025-01-09 20:37:15,814 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 85 of 85 statements. [2025-01-09 20:37:15,814 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:37:15,814 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:37:16,148 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2025-01-09 20:37:16,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:37:16,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455606186] [2025-01-09 20:37:16,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455606186] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:37:16,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:37:16,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 20:37:16,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140781577] [2025-01-09 20:37:16,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:37:16,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 20:37:16,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:37:16,149 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 20:37:16,149 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 20:37:16,149 INFO L87 Difference]: Start difference. First operand 861 states and 1246 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-01-09 20:37:16,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:37:16,379 INFO L93 Difference]: Finished difference Result 1689 states and 2453 transitions. [2025-01-09 20:37:16,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-09 20:37:16,380 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 85 [2025-01-09 20:37:16,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:37:16,383 INFO L225 Difference]: With dead ends: 1689 [2025-01-09 20:37:16,383 INFO L226 Difference]: Without dead ends: 863 [2025-01-09 20:37:16,384 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 20:37:16,384 INFO L435 NwaCegarLoop]: 849 mSDtfsCounter, 0 mSDsluCounter, 2526 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3375 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-01-09 20:37:16,385 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3375 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-01-09 20:37:16,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2025-01-09 20:37:16,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 860. [2025-01-09 20:37:16,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 860 states, 792 states have (on average 1.4734848484848484) internal successors, (1167), 804 states have internal predecessors, (1167), 43 states have call successors, (43), 22 states have call predecessors, (43), 18 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2025-01-09 20:37:16,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 860 states and 1244 transitions. [2025-01-09 20:37:16,432 INFO L78 Accepts]: Start accepts. Automaton has 860 states and 1244 transitions. Word has length 85 [2025-01-09 20:37:16,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:37:16,432 INFO L471 AbstractCegarLoop]: Abstraction has 860 states and 1244 transitions. [2025-01-09 20:37:16,433 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-01-09 20:37:16,433 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1244 transitions. [2025-01-09 20:37:16,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2025-01-09 20:37:16,434 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:37:16,434 INFO L218 NwaCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:37:16,434 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2025-01-09 20:37:16,434 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2025-01-09 20:37:16,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:37:16,434 INFO L85 PathProgramCache]: Analyzing trace with hash 719620359, now seen corresponding path program 1 times [2025-01-09 20:37:16,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:37:16,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530684627] [2025-01-09 20:37:16,435 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:37:16,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:37:17,285 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 87 statements into 1 equivalence classes. [2025-01-09 20:37:17,309 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 87 of 87 statements. [2025-01-09 20:37:17,309 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:37:17,309 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:37:17,645 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2025-01-09 20:37:17,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:37:17,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530684627] [2025-01-09 20:37:17,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530684627] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:37:17,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:37:17,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 20:37:17,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272961757] [2025-01-09 20:37:17,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:37:17,645 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 20:37:17,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:37:17,646 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 20:37:17,646 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 20:37:17,646 INFO L87 Difference]: Start difference. First operand 860 states and 1244 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-01-09 20:37:17,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:37:17,858 INFO L93 Difference]: Finished difference Result 1679 states and 2437 transitions. [2025-01-09 20:37:17,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-09 20:37:17,859 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 87 [2025-01-09 20:37:17,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:37:17,862 INFO L225 Difference]: With dead ends: 1679 [2025-01-09 20:37:17,862 INFO L226 Difference]: Without dead ends: 863 [2025-01-09 20:37:17,863 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 20:37:17,864 INFO L435 NwaCegarLoop]: 848 mSDtfsCounter, 0 mSDsluCounter, 2525 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3373 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-01-09 20:37:17,864 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3373 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-01-09 20:37:17,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2025-01-09 20:37:17,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 861. [2025-01-09 20:37:17,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 861 states, 793 states have (on average 1.4728877679697352) internal successors, (1168), 805 states have internal predecessors, (1168), 43 states have call successors, (43), 22 states have call predecessors, (43), 18 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2025-01-09 20:37:17,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 861 states and 1245 transitions. [2025-01-09 20:37:17,883 INFO L78 Accepts]: Start accepts. Automaton has 861 states and 1245 transitions. Word has length 87 [2025-01-09 20:37:17,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:37:17,883 INFO L471 AbstractCegarLoop]: Abstraction has 861 states and 1245 transitions. [2025-01-09 20:37:17,883 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-01-09 20:37:17,883 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1245 transitions. [2025-01-09 20:37:17,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2025-01-09 20:37:17,884 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:37:17,884 INFO L218 NwaCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:37:17,884 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2025-01-09 20:37:17,884 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2025-01-09 20:37:17,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:37:17,885 INFO L85 PathProgramCache]: Analyzing trace with hash 517796425, now seen corresponding path program 1 times [2025-01-09 20:37:17,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:37:17,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531081393] [2025-01-09 20:37:17,885 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:37:17,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:37:18,525 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 87 statements into 1 equivalence classes. [2025-01-09 20:37:18,563 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 87 of 87 statements. [2025-01-09 20:37:18,570 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:37:18,571 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:37:19,389 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2025-01-09 20:37:19,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:37:19,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531081393] [2025-01-09 20:37:19,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531081393] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:37:19,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:37:19,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-09 20:37:19,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510402854] [2025-01-09 20:37:19,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:37:19,390 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-09 20:37:19,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:37:19,390 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-09 20:37:19,391 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-01-09 20:37:19,391 INFO L87 Difference]: Start difference. First operand 861 states and 1245 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2025-01-09 20:37:23,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 20:37:27,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 20:37:29,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:37:29,422 INFO L93 Difference]: Finished difference Result 1408 states and 2029 transitions. [2025-01-09 20:37:29,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-09 20:37:29,422 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 87 [2025-01-09 20:37:29,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:37:29,425 INFO L225 Difference]: With dead ends: 1408 [2025-01-09 20:37:29,425 INFO L226 Difference]: Without dead ends: 863 [2025-01-09 20:37:29,426 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2025-01-09 20:37:29,427 INFO L435 NwaCegarLoop]: 825 mSDtfsCounter, 1513 mSDsluCounter, 2340 mSDsCounter, 0 mSdLazyCounter, 264 mSolverCounterSat, 22 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1514 SdHoareTripleChecker+Valid, 3165 SdHoareTripleChecker+Invalid, 288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 264 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2025-01-09 20:37:29,427 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1514 Valid, 3165 Invalid, 288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 264 Invalid, 2 Unknown, 0 Unchecked, 9.8s Time] [2025-01-09 20:37:29,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2025-01-09 20:37:29,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 861. [2025-01-09 20:37:29,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 861 states, 793 states have (on average 1.4716267339218159) internal successors, (1167), 805 states have internal predecessors, (1167), 43 states have call successors, (43), 22 states have call predecessors, (43), 18 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2025-01-09 20:37:29,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 861 states and 1244 transitions. [2025-01-09 20:37:29,445 INFO L78 Accepts]: Start accepts. Automaton has 861 states and 1244 transitions. Word has length 87 [2025-01-09 20:37:29,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:37:29,445 INFO L471 AbstractCegarLoop]: Abstraction has 861 states and 1244 transitions. [2025-01-09 20:37:29,446 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2025-01-09 20:37:29,446 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1244 transitions. [2025-01-09 20:37:29,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2025-01-09 20:37:29,446 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:37:29,447 INFO L218 NwaCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:37:29,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2025-01-09 20:37:29,447 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2025-01-09 20:37:29,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:37:29,447 INFO L85 PathProgramCache]: Analyzing trace with hash -1327570741, now seen corresponding path program 1 times [2025-01-09 20:37:29,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:37:29,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464512910] [2025-01-09 20:37:29,447 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:37:29,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:37:30,190 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 87 statements into 1 equivalence classes. [2025-01-09 20:37:30,222 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 87 of 87 statements. [2025-01-09 20:37:30,222 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:37:30,222 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:37:30,525 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2025-01-09 20:37:30,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:37:30,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464512910] [2025-01-09 20:37:30,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464512910] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:37:30,525 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:37:30,526 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 20:37:30,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543836130] [2025-01-09 20:37:30,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:37:30,526 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 20:37:30,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:37:30,526 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 20:37:30,526 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:37:30,527 INFO L87 Difference]: Start difference. First operand 861 states and 1244 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-01-09 20:37:30,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:37:30,576 INFO L93 Difference]: Finished difference Result 1485 states and 2161 transitions. [2025-01-09 20:37:30,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 20:37:30,576 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 87 [2025-01-09 20:37:30,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:37:30,579 INFO L225 Difference]: With dead ends: 1485 [2025-01-09 20:37:30,579 INFO L226 Difference]: Without dead ends: 794 [2025-01-09 20:37:30,580 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:37:30,580 INFO L435 NwaCegarLoop]: 848 mSDtfsCounter, 0 mSDsluCounter, 844 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1692 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 20:37:30,581 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1692 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 20:37:30,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 794 states. [2025-01-09 20:37:30,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 794 to 794. [2025-01-09 20:37:30,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 794 states, 726 states have (on average 1.4586776859504131) internal successors, (1059), 738 states have internal predecessors, (1059), 43 states have call successors, (43), 22 states have call predecessors, (43), 18 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2025-01-09 20:37:30,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 1136 transitions. [2025-01-09 20:37:30,597 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 1136 transitions. Word has length 87 [2025-01-09 20:37:30,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:37:30,597 INFO L471 AbstractCegarLoop]: Abstraction has 794 states and 1136 transitions. [2025-01-09 20:37:30,598 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-01-09 20:37:30,598 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1136 transitions. [2025-01-09 20:37:30,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2025-01-09 20:37:30,598 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:37:30,598 INFO L218 NwaCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:37:30,599 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2025-01-09 20:37:30,599 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2025-01-09 20:37:30,599 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:37:30,599 INFO L85 PathProgramCache]: Analyzing trace with hash -186328313, now seen corresponding path program 1 times [2025-01-09 20:37:30,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:37:30,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100746988] [2025-01-09 20:37:30,599 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:37:30,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:37:31,239 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 87 statements into 1 equivalence classes. [2025-01-09 20:37:31,262 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 87 of 87 statements. [2025-01-09 20:37:31,262 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:37:31,262 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:37:31,962 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2025-01-09 20:37:31,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:37:31,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100746988] [2025-01-09 20:37:31,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100746988] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:37:31,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:37:31,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-09 20:37:31,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457558364] [2025-01-09 20:37:31,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:37:31,962 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-09 20:37:31,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:37:31,963 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-09 20:37:31,963 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-01-09 20:37:31,963 INFO L87 Difference]: Start difference. First operand 794 states and 1136 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2025-01-09 20:37:35,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 20:37:40,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 20:37:41,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:37:41,884 INFO L93 Difference]: Finished difference Result 1347 states and 1931 transitions. [2025-01-09 20:37:41,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-09 20:37:41,884 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 87 [2025-01-09 20:37:41,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:37:41,887 INFO L225 Difference]: With dead ends: 1347 [2025-01-09 20:37:41,887 INFO L226 Difference]: Without dead ends: 796 [2025-01-09 20:37:41,888 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2025-01-09 20:37:41,888 INFO L435 NwaCegarLoop]: 1048 mSDtfsCounter, 1854 mSDsluCounter, 2066 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 25 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1855 SdHoareTripleChecker+Valid, 3114 SdHoareTripleChecker+Invalid, 256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2025-01-09 20:37:41,889 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1855 Valid, 3114 Invalid, 256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 229 Invalid, 2 Unknown, 0 Unchecked, 9.7s Time] [2025-01-09 20:37:41,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 796 states. [2025-01-09 20:37:41,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 796 to 794. [2025-01-09 20:37:41,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 794 states, 726 states have (on average 1.455922865013774) internal successors, (1057), 738 states have internal predecessors, (1057), 43 states have call successors, (43), 22 states have call predecessors, (43), 18 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2025-01-09 20:37:41,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 1134 transitions. [2025-01-09 20:37:41,907 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 1134 transitions. Word has length 87 [2025-01-09 20:37:41,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:37:41,907 INFO L471 AbstractCegarLoop]: Abstraction has 794 states and 1134 transitions. [2025-01-09 20:37:41,907 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2025-01-09 20:37:41,907 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1134 transitions. [2025-01-09 20:37:41,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2025-01-09 20:37:41,908 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:37:41,908 INFO L218 NwaCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:37:41,908 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2025-01-09 20:37:41,908 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2025-01-09 20:37:41,908 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:37:41,908 INFO L85 PathProgramCache]: Analyzing trace with hash 237318409, now seen corresponding path program 1 times [2025-01-09 20:37:41,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:37:41,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772284023] [2025-01-09 20:37:41,909 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:37:41,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:37:42,538 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 87 statements into 1 equivalence classes. [2025-01-09 20:37:42,565 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 87 of 87 statements. [2025-01-09 20:37:42,565 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:37:42,565 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:37:44,069 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2025-01-09 20:37:44,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:37:44,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772284023] [2025-01-09 20:37:44,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772284023] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:37:44,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:37:44,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-09 20:37:44,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636958097] [2025-01-09 20:37:44,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:37:44,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-09 20:37:44,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:37:44,070 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-09 20:37:44,070 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-01-09 20:37:44,070 INFO L87 Difference]: Start difference. First operand 794 states and 1134 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2025-01-09 20:37:48,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 20:37:52,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 20:37:53,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:37:53,687 INFO L93 Difference]: Finished difference Result 1348 states and 1930 transitions. [2025-01-09 20:37:53,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-09 20:37:53,687 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 87 [2025-01-09 20:37:53,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:37:53,690 INFO L225 Difference]: With dead ends: 1348 [2025-01-09 20:37:53,690 INFO L226 Difference]: Without dead ends: 816 [2025-01-09 20:37:53,691 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2025-01-09 20:37:53,692 INFO L435 NwaCegarLoop]: 913 mSDtfsCounter, 941 mSDsluCounter, 2533 mSDsCounter, 0 mSdLazyCounter, 164 mSolverCounterSat, 5 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 941 SdHoareTripleChecker+Valid, 3446 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 164 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2025-01-09 20:37:53,692 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [941 Valid, 3446 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 164 Invalid, 2 Unknown, 0 Unchecked, 9.4s Time] [2025-01-09 20:37:53,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 816 states. [2025-01-09 20:37:53,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 816 to 796. [2025-01-09 20:37:53,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 796 states, 728 states have (on average 1.4546703296703296) internal successors, (1059), 740 states have internal predecessors, (1059), 43 states have call successors, (43), 22 states have call predecessors, (43), 18 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2025-01-09 20:37:53,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 796 states and 1136 transitions. [2025-01-09 20:37:53,735 INFO L78 Accepts]: Start accepts. Automaton has 796 states and 1136 transitions. Word has length 87 [2025-01-09 20:37:53,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:37:53,735 INFO L471 AbstractCegarLoop]: Abstraction has 796 states and 1136 transitions. [2025-01-09 20:37:53,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2025-01-09 20:37:53,735 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1136 transitions. [2025-01-09 20:37:53,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2025-01-09 20:37:53,741 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:37:53,741 INFO L218 NwaCegarLoop]: trace histogram [10, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:37:53,741 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2025-01-09 20:37:53,741 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2025-01-09 20:37:53,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:37:53,742 INFO L85 PathProgramCache]: Analyzing trace with hash 2134490304, now seen corresponding path program 1 times [2025-01-09 20:37:53,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:37:53,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534068316] [2025-01-09 20:37:53,742 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:37:53,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:37:54,596 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 90 statements into 1 equivalence classes. [2025-01-09 20:37:54,635 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 90 of 90 statements. [2025-01-09 20:37:54,635 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:37:54,635 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:37:55,466 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2025-01-09 20:37:55,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:37:55,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534068316] [2025-01-09 20:37:55,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534068316] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:37:55,466 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:37:55,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-09 20:37:55,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325735970] [2025-01-09 20:37:55,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:37:55,467 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-09 20:37:55,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:37:55,468 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-09 20:37:55,468 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-01-09 20:37:55,468 INFO L87 Difference]: Start difference. First operand 796 states and 1136 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)