./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB --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 34ead930b8137fdc7abb50622ed73bdb27f2c7ae71d0ef3b9d44cfc9bee95799 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:07:23,846 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:07:23,934 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 04:07:23,939 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:07:23,940 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:07:23,968 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:07:23,969 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:07:23,969 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:07:23,970 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:07:23,970 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:07:23,970 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:07:23,970 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:07:23,971 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:07:23,972 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:07:23,973 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:07:23,974 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:07:23,974 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:07:23,974 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:07:23,974 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:07:23,974 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:07:23,974 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:07:23,975 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:07:23,975 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:07:23,975 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:07:23,975 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:07:23,975 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:07:23,976 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:07:23,976 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:07:23,976 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:07:23,976 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:07:23,976 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:07:23,977 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:07:23,977 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:07:23,978 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:07:23,978 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:07:23,978 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:07:23,978 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:07:23,978 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:07:23,978 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:07:23,978 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:07:23,979 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:07:23,979 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:07:23,979 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:07:23,979 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:07:23,980 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:07:23,980 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 34ead930b8137fdc7abb50622ed73bdb27f2c7ae71d0ef3b9d44cfc9bee95799 [2024-11-28 04:07:24,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:07:24,299 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:07:24,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:07:24,303 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:07:24,303 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:07:24,308 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i [2024-11-28 04:07:27,561 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/data/2c25329cc/e135545049df4dcaaef9745b29cf5828/FLAGf459213b3 [2024-11-28 04:07:28,070 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:07:28,071 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i [2024-11-28 04:07:28,110 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/data/2c25329cc/e135545049df4dcaaef9745b29cf5828/FLAGf459213b3 [2024-11-28 04:07:28,126 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/data/2c25329cc/e135545049df4dcaaef9745b29cf5828 [2024-11-28 04:07:28,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:07:28,131 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:07:28,132 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:07:28,132 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:07:28,137 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:07:28,138 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:07:28" (1/1) ... [2024-11-28 04:07:28,139 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74a14e69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:07:28, skipping insertion in model container [2024-11-28 04:07:28,139 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:07:28" (1/1) ... [2024-11-28 04:07:28,248 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:07:29,473 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i[145794,145807] [2024-11-28 04:07:29,564 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:07:29,603 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:07:29,924 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i[145794,145807] [2024-11-28 04:07:29,933 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:07:29,975 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:07:29,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:07:29 WrapperNode [2024-11-28 04:07:29,976 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:07:29,977 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:07:29,977 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:07:29,977 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:07:29,984 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:07:29" (1/1) ... [2024-11-28 04:07:30,037 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:07:29" (1/1) ... [2024-11-28 04:07:30,119 INFO L138 Inliner]: procedures = 138, calls = 863, calls flagged for inlining = 61, calls inlined = 52, statements flattened = 1873 [2024-11-28 04:07:30,119 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:07:30,120 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:07:30,120 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:07:30,120 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:07:30,130 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:07:29" (1/1) ... [2024-11-28 04:07:30,130 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:07:29" (1/1) ... [2024-11-28 04:07:30,142 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:07:29" (1/1) ... [2024-11-28 04:07:30,336 INFO L175 MemorySlicer]: Split 383 memory accesses to 16 slices as follows [2, 17, 23, 172, 77, 3, 13, 12, 29, 12, 5, 6, 1, 1, 2, 8]. 45 percent of accesses are in the largest equivalence class. The 26 initializations are split as follows [2, 0, 0, 4, 0, 0, 0, 12, 0, 0, 0, 0, 0, 0, 0, 8]. The 231 writes are split as follows [0, 8, 23, 60, 77, 2, 12, 0, 29, 12, 3, 1, 1, 1, 2, 0]. [2024-11-28 04:07:30,336 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:07:29" (1/1) ... [2024-11-28 04:07:30,337 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:07:29" (1/1) ... [2024-11-28 04:07:30,431 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:07:29" (1/1) ... [2024-11-28 04:07:30,439 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:07:29" (1/1) ... [2024-11-28 04:07:30,459 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:07:29" (1/1) ... [2024-11-28 04:07:30,492 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:07:29" (1/1) ... [2024-11-28 04:07:30,511 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:07:29" (1/1) ... [2024-11-28 04:07:30,547 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:07:30,549 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:07:30,551 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:07:30,551 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:07:30,552 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:07:29" (1/1) ... [2024-11-28 04:07:30,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:07:30,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:07:30,596 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:07:30,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:07:30,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 04:07:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 04:07:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 04:07:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 04:07:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 04:07:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 04:07:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 04:07:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 04:07:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 04:07:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-28 04:07:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-28 04:07:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-28 04:07:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-28 04:07:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-28 04:07:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-28 04:07:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-28 04:07:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-28 04:07:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-28 04:07:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-28 04:07:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-28 04:07:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-28 04:07:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-28 04:07:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-28 04:07:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-28 04:07:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-28 04:07:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-28 04:07:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-28 04:07:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-28 04:07:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-28 04:07:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-28 04:07:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-28 04:07:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-28 04:07:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 04:07:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 04:07:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 04:07:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 04:07:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 04:07:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 04:07:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 04:07:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 04:07:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 04:07:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-28 04:07:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-28 04:07:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-28 04:07:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-28 04:07:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-28 04:07:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-28 04:07:30,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-28 04:07:30,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-28 04:07:30,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-28 04:07:30,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 04:07:30,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 04:07:30,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 04:07:30,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 04:07:30,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 04:07:30,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 04:07:30,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 04:07:30,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 04:07:30,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 04:07:30,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 04:07:30,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 04:07:30,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 04:07:30,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 04:07:30,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 04:07:30,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 04:07:30,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-28 04:07:30,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-28 04:07:30,651 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-28 04:07:30,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-28 04:07:30,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-28 04:07:30,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 04:07:30,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 04:07:30,651 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_dealloc_kioc [2024-11-28 04:07:30,651 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_dealloc_kioc [2024-11-28 04:07:30,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-28 04:07:30,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-28 04:07:30,652 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_attach_buf [2024-11-28 04:07:30,652 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_attach_buf [2024-11-28 04:07:30,652 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2024-11-28 04:07:30,652 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2024-11-28 04:07:30,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 04:07:30,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 04:07:30,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 04:07:30,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 04:07:30,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 04:07:30,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 04:07:30,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 04:07:30,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 04:07:30,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 04:07:30,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 04:07:30,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 04:07:30,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 04:07:30,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 04:07:30,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 04:07:30,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 04:07:30,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-28 04:07:30,657 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-28 04:07:30,657 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-28 04:07:30,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-28 04:07:30,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-28 04:07:30,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 04:07:30,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 04:07:30,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-28 04:07:30,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-28 04:07:30,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-28 04:07:30,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-28 04:07:30,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-28 04:07:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-28 04:07:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-28 04:07:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-28 04:07:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-28 04:07:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-28 04:07:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-28 04:07:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-28 04:07:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-28 04:07:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-28 04:07:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-28 04:07:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-28 04:07:30,658 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-28 04:07:30,658 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-28 04:07:30,658 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-28 04:07:30,658 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-28 04:07:30,658 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-28 04:07:30,658 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-28 04:07:30,659 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-28 04:07:30,659 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-28 04:07:30,659 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-28 04:07:30,659 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-28 04:07:30,659 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-28 04:07:30,659 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-28 04:07:30,659 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-28 04:07:30,659 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-28 04:07:30,659 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-28 04:07:30,659 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-28 04:07:30,659 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_ioctl [2024-11-28 04:07:30,659 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_ioctl [2024-11-28 04:07:30,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-28 04:07:30,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-28 04:07:30,659 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:07:30,659 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:07:30,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 04:07:30,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-28 04:07:30,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-28 04:07:30,660 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-28 04:07:30,660 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-28 04:07:30,660 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2024-11-28 04:07:30,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2024-11-28 04:07:30,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:07:30,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 04:07:30,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 04:07:30,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 04:07:30,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 04:07:30,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 04:07:30,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 04:07:30,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 04:07:30,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 04:07:30,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 04:07:30,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 04:07:30,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-28 04:07:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-28 04:07:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-28 04:07:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-28 04:07:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-28 04:07:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-28 04:07:30,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-28 04:07:30,666 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-28 04:07:30,666 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-28 04:07:30,666 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2024-11-28 04:07:30,666 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2024-11-28 04:07:30,666 INFO L130 BoogieDeclarations]: Found specification of procedure up [2024-11-28 04:07:30,667 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2024-11-28 04:07:30,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 04:07:30,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 04:07:30,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 04:07:30,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 04:07:30,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 04:07:30,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 04:07:30,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 04:07:30,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 04:07:30,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 04:07:30,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-28 04:07:30,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-28 04:07:30,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-28 04:07:30,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-28 04:07:30,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-28 04:07:30,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-28 04:07:30,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-28 04:07:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-28 04:07:30,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-28 04:07:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-28 04:07:30,672 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-28 04:07:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 04:07:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-28 04:07:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-28 04:07:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-28 04:07:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-28 04:07:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-28 04:07:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-28 04:07:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-28 04:07:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-28 04:07:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-28 04:07:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-28 04:07:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-28 04:07:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-28 04:07:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-28 04:07:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-28 04:07:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-28 04:07:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-28 04:07:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-28 04:07:30,673 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-28 04:07:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-28 04:07:30,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-28 04:07:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:07:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 04:07:30,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 04:07:30,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 04:07:30,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 04:07:30,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 04:07:30,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 04:07:30,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 04:07:30,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 04:07:30,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 04:07:30,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 04:07:30,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 04:07:30,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 04:07:30,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 04:07:30,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 04:07:30,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-28 04:07:30,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-28 04:07:30,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-28 04:07:30,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-28 04:07:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-28 04:07:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-28 04:07:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-28 04:07:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-28 04:07:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-28 04:07:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-28 04:07:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-28 04:07:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-28 04:07:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-28 04:07:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-28 04:07:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-28 04:07:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-28 04:07:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-28 04:07:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:07:30,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:07:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2024-11-28 04:07:30,677 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2024-11-28 04:07:31,340 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:07:31,343 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:07:31,369 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-28 04:07:38,475 INFO L? ?]: Removed 666 outVars from TransFormulas that were not future-live. [2024-11-28 04:07:38,475 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:07:38,493 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:07:38,494 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:07:38,494 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:07:38 BoogieIcfgContainer [2024-11-28 04:07:38,494 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:07:38,496 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:07:38,497 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:07:38,504 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:07:38,504 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:07:28" (1/3) ... [2024-11-28 04:07:38,505 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4167aec8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:07:38, skipping insertion in model container [2024-11-28 04:07:38,505 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:07:29" (2/3) ... [2024-11-28 04:07:38,505 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4167aec8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:07:38, skipping insertion in model container [2024-11-28 04:07:38,505 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:07:38" (3/3) ... [2024-11-28 04:07:38,506 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i [2024-11-28 04:07:38,523 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:07:38,524 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i that has 42 procedures, 511 locations, 1 initial locations, 19 loop locations, and 1 error locations. [2024-11-28 04:07:38,607 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:07:38,624 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;@2ffd1fd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:07:38,625 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:07:38,632 INFO L276 IsEmpty]: Start isEmpty. Operand has 458 states, 354 states have (on average 1.4067796610169492) internal successors, (498), 362 states have internal predecessors, (498), 75 states have call successors, (75), 28 states have call predecessors, (75), 27 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-28 04:07:38,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-28 04:07:38,655 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:38,656 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:07:38,656 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:38,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:38,661 INFO L85 PathProgramCache]: Analyzing trace with hash 1162688058, now seen corresponding path program 1 times [2024-11-28 04:07:38,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:38,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134138988] [2024-11-28 04:07:38,670 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:38,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:41,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:42,111 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2024-11-28 04:07:42,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:42,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134138988] [2024-11-28 04:07:42,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134138988] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:42,115 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:42,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:07:42,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300055841] [2024-11-28 04:07:42,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:42,122 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:07:42,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:42,149 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:07:42,150 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:07:42,155 INFO L87 Difference]: Start difference. First operand has 458 states, 354 states have (on average 1.4067796610169492) internal successors, (498), 362 states have internal predecessors, (498), 75 states have call successors, (75), 28 states have call predecessors, (75), 27 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) Second operand has 2 states, 2 states have (on average 40.5) internal successors, (81), 2 states have internal predecessors, (81), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-28 04:07:42,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:42,283 INFO L93 Difference]: Finished difference Result 892 states and 1273 transitions. [2024-11-28 04:07:42,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:07:42,289 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 40.5) internal successors, (81), 2 states have internal predecessors, (81), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 177 [2024-11-28 04:07:42,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:42,308 INFO L225 Difference]: With dead ends: 892 [2024-11-28 04:07:42,308 INFO L226 Difference]: Without dead ends: 440 [2024-11-28 04:07:42,321 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:07:42,326 INFO L435 NwaCegarLoop]: 635 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 635 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:07:42,329 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 635 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:07:42,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2024-11-28 04:07:42,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 440. [2024-11-28 04:07:42,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 440 states, 342 states have (on average 1.3801169590643274) internal successors, (472), 345 states have internal predecessors, (472), 71 states have call successors, (71), 27 states have call predecessors, (71), 26 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2024-11-28 04:07:42,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 613 transitions. [2024-11-28 04:07:42,421 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 613 transitions. Word has length 177 [2024-11-28 04:07:42,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:42,422 INFO L471 AbstractCegarLoop]: Abstraction has 440 states and 613 transitions. [2024-11-28 04:07:42,423 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 40.5) internal successors, (81), 2 states have internal predecessors, (81), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-28 04:07:42,423 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 613 transitions. [2024-11-28 04:07:42,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-28 04:07:42,432 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:42,433 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:07:42,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 04:07:42,433 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:42,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:42,434 INFO L85 PathProgramCache]: Analyzing trace with hash 707937970, now seen corresponding path program 1 times [2024-11-28 04:07:42,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:42,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058035217] [2024-11-28 04:07:42,435 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:42,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:44,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:45,373 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2024-11-28 04:07:45,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:45,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058035217] [2024-11-28 04:07:45,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1058035217] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:45,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:45,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:07:45,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454556481] [2024-11-28 04:07:45,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:45,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:07:45,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:45,380 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:07:45,380 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:07:45,381 INFO L87 Difference]: Start difference. First operand 440 states and 613 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-28 04:07:45,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:45,667 INFO L93 Difference]: Finished difference Result 891 states and 1244 transitions. [2024-11-28 04:07:45,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:07:45,668 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 177 [2024-11-28 04:07:45,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:45,676 INFO L225 Difference]: With dead ends: 891 [2024-11-28 04:07:45,676 INFO L226 Difference]: Without dead ends: 473 [2024-11-28 04:07:45,678 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 [2024-11-28 04:07:45,678 INFO L435 NwaCegarLoop]: 612 mSDtfsCounter, 64 mSDsluCounter, 568 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 1180 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:07:45,679 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 1180 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 04:07:45,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2024-11-28 04:07:45,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 470. [2024-11-28 04:07:45,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 470 states, 367 states have (on average 1.3814713896457766) internal successors, (507), 371 states have internal predecessors, (507), 74 states have call successors, (74), 29 states have call predecessors, (74), 28 states have return successors, (73), 72 states have call predecessors, (73), 73 states have call successors, (73) [2024-11-28 04:07:45,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 654 transitions. [2024-11-28 04:07:45,741 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 654 transitions. Word has length 177 [2024-11-28 04:07:45,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:45,742 INFO L471 AbstractCegarLoop]: Abstraction has 470 states and 654 transitions. [2024-11-28 04:07:45,743 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-28 04:07:45,743 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 654 transitions. [2024-11-28 04:07:45,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2024-11-28 04:07:45,751 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:45,752 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:07:45,752 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 04:07:45,753 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:45,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:45,757 INFO L85 PathProgramCache]: Analyzing trace with hash -1422012972, now seen corresponding path program 1 times [2024-11-28 04:07:45,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:45,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025127911] [2024-11-28 04:07:45,757 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:45,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:47,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:48,138 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2024-11-28 04:07:48,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:48,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025127911] [2024-11-28 04:07:48,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025127911] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:48,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:48,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:07:48,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953455568] [2024-11-28 04:07:48,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:48,142 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:07:48,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:48,145 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:07:48,145 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:07:48,146 INFO L87 Difference]: Start difference. First operand 470 states and 654 transitions. Second operand has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-28 04:07:48,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:48,282 INFO L93 Difference]: Finished difference Result 918 states and 1283 transitions. [2024-11-28 04:07:48,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:07:48,283 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 227 [2024-11-28 04:07:48,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:48,290 INFO L225 Difference]: With dead ends: 918 [2024-11-28 04:07:48,290 INFO L226 Difference]: Without dead ends: 470 [2024-11-28 04:07:48,293 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:07:48,294 INFO L435 NwaCegarLoop]: 599 mSDtfsCounter, 586 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 586 SdHoareTripleChecker+Valid, 599 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:07:48,294 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [586 Valid, 599 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 04:07:48,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2024-11-28 04:07:48,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 470. [2024-11-28 04:07:48,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 470 states, 367 states have (on average 1.3569482288828338) internal successors, (498), 371 states have internal predecessors, (498), 74 states have call successors, (74), 29 states have call predecessors, (74), 28 states have return successors, (73), 72 states have call predecessors, (73), 73 states have call successors, (73) [2024-11-28 04:07:48,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 645 transitions. [2024-11-28 04:07:48,340 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 645 transitions. Word has length 227 [2024-11-28 04:07:48,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:48,340 INFO L471 AbstractCegarLoop]: Abstraction has 470 states and 645 transitions. [2024-11-28 04:07:48,341 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-28 04:07:48,341 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 645 transitions. [2024-11-28 04:07:48,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2024-11-28 04:07:48,351 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:48,352 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:07:48,352 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 04:07:48,352 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:48,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:48,354 INFO L85 PathProgramCache]: Analyzing trace with hash 438261648, now seen corresponding path program 1 times [2024-11-28 04:07:48,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:48,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111035964] [2024-11-28 04:07:48,354 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:48,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:50,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:50,877 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-11-28 04:07:50,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:50,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111035964] [2024-11-28 04:07:50,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111035964] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:50,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:50,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:07:50,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551965218] [2024-11-28 04:07:50,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:50,878 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:07:50,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:50,879 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:07:50,880 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:07:50,880 INFO L87 Difference]: Start difference. First operand 470 states and 645 transitions. Second operand has 4 states, 4 states have (on average 30.0) internal successors, (120), 4 states have internal predecessors, (120), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 04:07:51,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:51,138 INFO L93 Difference]: Finished difference Result 921 states and 1267 transitions. [2024-11-28 04:07:51,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:07:51,143 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.0) internal successors, (120), 4 states have internal predecessors, (120), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 245 [2024-11-28 04:07:51,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:51,146 INFO L225 Difference]: With dead ends: 921 [2024-11-28 04:07:51,146 INFO L226 Difference]: Without dead ends: 473 [2024-11-28 04:07:51,148 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:07:51,151 INFO L435 NwaCegarLoop]: 603 mSDtfsCounter, 603 mSDsluCounter, 600 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 603 SdHoareTripleChecker+Valid, 1203 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:07:51,153 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [603 Valid, 1203 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 04:07:51,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2024-11-28 04:07:51,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 472. [2024-11-28 04:07:51,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 472 states, 369 states have (on average 1.3550135501355014) internal successors, (500), 373 states have internal predecessors, (500), 74 states have call successors, (74), 29 states have call predecessors, (74), 28 states have return successors, (73), 72 states have call predecessors, (73), 73 states have call successors, (73) [2024-11-28 04:07:51,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 472 states and 647 transitions. [2024-11-28 04:07:51,201 INFO L78 Accepts]: Start accepts. Automaton has 472 states and 647 transitions. Word has length 245 [2024-11-28 04:07:51,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:51,201 INFO L471 AbstractCegarLoop]: Abstraction has 472 states and 647 transitions. [2024-11-28 04:07:51,202 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.0) internal successors, (120), 4 states have internal predecessors, (120), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 04:07:51,202 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 647 transitions. [2024-11-28 04:07:51,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-11-28 04:07:51,208 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:51,208 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:07:51,208 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 04:07:51,209 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:51,209 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:51,209 INFO L85 PathProgramCache]: Analyzing trace with hash -1178783937, now seen corresponding path program 1 times [2024-11-28 04:07:51,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:51,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773705961] [2024-11-28 04:07:51,210 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:51,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:52,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:53,447 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-11-28 04:07:53,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:53,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773705961] [2024-11-28 04:07:53,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [773705961] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:53,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:53,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:07:53,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150810892] [2024-11-28 04:07:53,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:53,450 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:07:53,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:53,450 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:07:53,450 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:07:53,451 INFO L87 Difference]: Start difference. First operand 472 states and 647 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-28 04:07:57,494 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 [] [2024-11-28 04:07:57,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:57,820 INFO L93 Difference]: Finished difference Result 974 states and 1337 transitions. [2024-11-28 04:07:57,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:07:57,821 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 241 [2024-11-28 04:07:57,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:57,826 INFO L225 Difference]: With dead ends: 974 [2024-11-28 04:07:57,826 INFO L226 Difference]: Without dead ends: 524 [2024-11-28 04:07:57,828 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 [2024-11-28 04:07:57,829 INFO L435 NwaCegarLoop]: 641 mSDtfsCounter, 84 mSDsluCounter, 546 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 1187 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:07:57,830 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 1187 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-28 04:07:57,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2024-11-28 04:07:57,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 521. [2024-11-28 04:07:57,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 521 states, 411 states have (on average 1.3503649635036497) internal successors, (555), 416 states have internal predecessors, (555), 77 states have call successors, (77), 33 states have call predecessors, (77), 32 states have return successors, (76), 74 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-28 04:07:57,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 521 states and 708 transitions. [2024-11-28 04:07:57,887 INFO L78 Accepts]: Start accepts. Automaton has 521 states and 708 transitions. Word has length 241 [2024-11-28 04:07:57,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:57,889 INFO L471 AbstractCegarLoop]: Abstraction has 521 states and 708 transitions. [2024-11-28 04:07:57,889 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-28 04:07:57,889 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 708 transitions. [2024-11-28 04:07:57,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2024-11-28 04:07:57,896 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:57,896 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:07:57,896 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 04:07:57,896 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:57,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:57,897 INFO L85 PathProgramCache]: Analyzing trace with hash 1508460697, now seen corresponding path program 1 times [2024-11-28 04:07:57,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:57,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385284324] [2024-11-28 04:07:57,897 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:57,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:59,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:59,550 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-28 04:07:59,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:59,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385284324] [2024-11-28 04:07:59,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385284324] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:59,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:59,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:07:59,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620657678] [2024-11-28 04:07:59,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:59,552 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:07:59,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:59,553 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:07:59,554 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:07:59,554 INFO L87 Difference]: Start difference. First operand 521 states and 708 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 04:07:59,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:59,661 INFO L93 Difference]: Finished difference Result 1021 states and 1391 transitions. [2024-11-28 04:07:59,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:07:59,662 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 255 [2024-11-28 04:07:59,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:59,667 INFO L225 Difference]: With dead ends: 1021 [2024-11-28 04:07:59,667 INFO L226 Difference]: Without dead ends: 522 [2024-11-28 04:07:59,671 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 [2024-11-28 04:07:59,672 INFO L435 NwaCegarLoop]: 605 mSDtfsCounter, 0 mSDsluCounter, 600 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1205 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:07:59,672 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1205 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 04:07:59,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2024-11-28 04:07:59,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 522. [2024-11-28 04:07:59,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 522 states, 412 states have (on average 1.3495145631067962) internal successors, (556), 417 states have internal predecessors, (556), 77 states have call successors, (77), 33 states have call predecessors, (77), 32 states have return successors, (76), 74 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-28 04:07:59,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 522 states and 709 transitions. [2024-11-28 04:07:59,716 INFO L78 Accepts]: Start accepts. Automaton has 522 states and 709 transitions. Word has length 255 [2024-11-28 04:07:59,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:59,716 INFO L471 AbstractCegarLoop]: Abstraction has 522 states and 709 transitions. [2024-11-28 04:07:59,716 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 04:07:59,717 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 709 transitions. [2024-11-28 04:07:59,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2024-11-28 04:07:59,721 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:59,721 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:07:59,721 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 04:07:59,721 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:59,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:59,722 INFO L85 PathProgramCache]: Analyzing trace with hash 1073955099, now seen corresponding path program 1 times [2024-11-28 04:07:59,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:59,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654186254] [2024-11-28 04:07:59,722 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:59,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:01,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:01,922 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2024-11-28 04:08:01,923 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:01,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654186254] [2024-11-28 04:08:01,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654186254] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:01,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:08:01,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:08:01,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774861091] [2024-11-28 04:08:01,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:01,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:08:01,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:01,925 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:08:01,925 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:08:01,926 INFO L87 Difference]: Start difference. First operand 522 states and 709 transitions. Second operand has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 04:08:02,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:02,025 INFO L93 Difference]: Finished difference Result 1023 states and 1395 transitions. [2024-11-28 04:08:02,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:08:02,026 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 255 [2024-11-28 04:08:02,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:02,030 INFO L225 Difference]: With dead ends: 1023 [2024-11-28 04:08:02,030 INFO L226 Difference]: Without dead ends: 523 [2024-11-28 04:08:02,032 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 [2024-11-28 04:08:02,033 INFO L435 NwaCegarLoop]: 605 mSDtfsCounter, 0 mSDsluCounter, 599 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1204 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:02,033 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1204 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 04:08:02,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 523 states. [2024-11-28 04:08:02,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 523 to 523. [2024-11-28 04:08:02,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 523 states, 413 states have (on average 1.3486682808716708) internal successors, (557), 418 states have internal predecessors, (557), 77 states have call successors, (77), 33 states have call predecessors, (77), 32 states have return successors, (76), 74 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-28 04:08:02,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 710 transitions. [2024-11-28 04:08:02,063 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 710 transitions. Word has length 255 [2024-11-28 04:08:02,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:02,064 INFO L471 AbstractCegarLoop]: Abstraction has 523 states and 710 transitions. [2024-11-28 04:08:02,064 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 04:08:02,064 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 710 transitions. [2024-11-28 04:08:02,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2024-11-28 04:08:02,069 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:02,069 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:08:02,069 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 04:08:02,069 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:02,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:02,070 INFO L85 PathProgramCache]: Analyzing trace with hash 1292809817, now seen corresponding path program 1 times [2024-11-28 04:08:02,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:02,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663165576] [2024-11-28 04:08:02,070 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:02,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:03,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:04,096 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2024-11-28 04:08:04,096 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:04,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663165576] [2024-11-28 04:08:04,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663165576] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:04,096 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:08:04,097 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:08:04,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914666068] [2024-11-28 04:08:04,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:04,097 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:08:04,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:04,098 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:08:04,098 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:08:04,098 INFO L87 Difference]: Start difference. First operand 523 states and 710 transitions. Second operand has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 04:08:04,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:04,267 INFO L93 Difference]: Finished difference Result 1033 states and 1413 transitions. [2024-11-28 04:08:04,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:08:04,270 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 255 [2024-11-28 04:08:04,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:04,274 INFO L225 Difference]: With dead ends: 1033 [2024-11-28 04:08:04,275 INFO L226 Difference]: Without dead ends: 532 [2024-11-28 04:08:04,277 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 [2024-11-28 04:08:04,277 INFO L435 NwaCegarLoop]: 601 mSDtfsCounter, 8 mSDsluCounter, 599 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 1200 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:04,278 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 1200 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 04:08:04,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 532 states. [2024-11-28 04:08:04,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 532 to 524. [2024-11-28 04:08:04,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 524 states, 414 states have (on average 1.3478260869565217) internal successors, (558), 419 states have internal predecessors, (558), 77 states have call successors, (77), 33 states have call predecessors, (77), 32 states have return successors, (76), 74 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-28 04:08:04,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 524 states and 711 transitions. [2024-11-28 04:08:04,312 INFO L78 Accepts]: Start accepts. Automaton has 524 states and 711 transitions. Word has length 255 [2024-11-28 04:08:04,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:04,315 INFO L471 AbstractCegarLoop]: Abstraction has 524 states and 711 transitions. [2024-11-28 04:08:04,315 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 04:08:04,315 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 711 transitions. [2024-11-28 04:08:04,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2024-11-28 04:08:04,320 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:04,321 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:08:04,321 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 04:08:04,321 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:04,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:04,322 INFO L85 PathProgramCache]: Analyzing trace with hash 86369587, now seen corresponding path program 1 times [2024-11-28 04:08:04,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:04,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550917633] [2024-11-28 04:08:04,322 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:04,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:05,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:06,740 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-11-28 04:08:06,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:06,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550917633] [2024-11-28 04:08:06,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [550917633] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:06,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:08:06,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:08:06,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108522890] [2024-11-28 04:08:06,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:06,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:08:06,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:06,743 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:08:06,743 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:08:06,743 INFO L87 Difference]: Start difference. First operand 524 states and 711 transitions. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 04:08:06,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:06,906 INFO L93 Difference]: Finished difference Result 1028 states and 1400 transitions. [2024-11-28 04:08:06,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:08:06,906 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 263 [2024-11-28 04:08:06,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:06,910 INFO L225 Difference]: With dead ends: 1028 [2024-11-28 04:08:06,910 INFO L226 Difference]: Without dead ends: 526 [2024-11-28 04:08:06,912 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 [2024-11-28 04:08:06,913 INFO L435 NwaCegarLoop]: 604 mSDtfsCounter, 0 mSDsluCounter, 1197 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1801 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:06,913 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1801 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 04:08:06,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states. [2024-11-28 04:08:06,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 526. [2024-11-28 04:08:06,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 526 states, 416 states have (on average 1.3461538461538463) internal successors, (560), 421 states have internal predecessors, (560), 77 states have call successors, (77), 33 states have call predecessors, (77), 32 states have return successors, (76), 74 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-28 04:08:06,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 526 states and 713 transitions. [2024-11-28 04:08:06,939 INFO L78 Accepts]: Start accepts. Automaton has 526 states and 713 transitions. Word has length 263 [2024-11-28 04:08:06,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:06,940 INFO L471 AbstractCegarLoop]: Abstraction has 526 states and 713 transitions. [2024-11-28 04:08:06,940 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 04:08:06,940 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 713 transitions. [2024-11-28 04:08:06,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-11-28 04:08:06,945 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:06,946 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:08:06,946 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 04:08:06,946 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:06,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:06,947 INFO L85 PathProgramCache]: Analyzing trace with hash -1070100649, now seen corresponding path program 1 times [2024-11-28 04:08:06,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:06,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117218223] [2024-11-28 04:08:06,947 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:06,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:08,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:08,862 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2024-11-28 04:08:08,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:08,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117218223] [2024-11-28 04:08:08,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [117218223] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:08:08,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1007715491] [2024-11-28 04:08:08,863 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:08,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:08:08,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:08:08,868 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:08:08,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 04:08:11,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:11,704 INFO L256 TraceCheckSpWp]: Trace formula consists of 3431 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 04:08:11,722 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:08:11,810 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2024-11-28 04:08:11,810 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:08:11,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1007715491] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:11,810 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:08:11,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-11-28 04:08:11,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274182954] [2024-11-28 04:08:11,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:11,812 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:08:11,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:11,812 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:08:11,812 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:08:11,813 INFO L87 Difference]: Start difference. First operand 526 states and 713 transitions. Second operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 04:08:11,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:11,885 INFO L93 Difference]: Finished difference Result 530 states and 717 transitions. [2024-11-28 04:08:11,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:08:11,886 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 282 [2024-11-28 04:08:11,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:11,890 INFO L225 Difference]: With dead ends: 530 [2024-11-28 04:08:11,890 INFO L226 Difference]: Without dead ends: 527 [2024-11-28 04:08:11,890 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 282 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:08:11,891 INFO L435 NwaCegarLoop]: 605 mSDtfsCounter, 0 mSDsluCounter, 600 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1205 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:11,891 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1205 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:08:11,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 527 states. [2024-11-28 04:08:11,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 527 to 527. [2024-11-28 04:08:11,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 527 states, 417 states have (on average 1.3453237410071943) internal successors, (561), 422 states have internal predecessors, (561), 77 states have call successors, (77), 33 states have call predecessors, (77), 32 states have return successors, (76), 74 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-28 04:08:11,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 527 states and 714 transitions. [2024-11-28 04:08:11,916 INFO L78 Accepts]: Start accepts. Automaton has 527 states and 714 transitions. Word has length 282 [2024-11-28 04:08:11,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:11,917 INFO L471 AbstractCegarLoop]: Abstraction has 527 states and 714 transitions. [2024-11-28 04:08:11,917 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 04:08:11,917 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 714 transitions. [2024-11-28 04:08:11,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-28 04:08:11,923 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:11,923 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:08:11,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-28 04:08:12,123 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-28 04:08:12,124 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:12,124 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:12,124 INFO L85 PathProgramCache]: Analyzing trace with hash 284207627, now seen corresponding path program 1 times [2024-11-28 04:08:12,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:12,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474844819] [2024-11-28 04:08:12,125 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:12,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:13,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:14,422 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2024-11-28 04:08:14,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:14,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474844819] [2024-11-28 04:08:14,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474844819] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:14,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:08:14,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:08:14,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871361786] [2024-11-28 04:08:14,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:14,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:08:14,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:14,427 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:08:14,427 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:08:14,427 INFO L87 Difference]: Start difference. First operand 527 states and 714 transitions. Second operand has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 04:08:14,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:14,600 INFO L93 Difference]: Finished difference Result 1034 states and 1406 transitions. [2024-11-28 04:08:14,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:08:14,601 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 280 [2024-11-28 04:08:14,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:14,606 INFO L225 Difference]: With dead ends: 1034 [2024-11-28 04:08:14,607 INFO L226 Difference]: Without dead ends: 529 [2024-11-28 04:08:14,609 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 [2024-11-28 04:08:14,609 INFO L435 NwaCegarLoop]: 604 mSDtfsCounter, 0 mSDsluCounter, 1197 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1801 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:14,610 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1801 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 04:08:14,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2024-11-28 04:08:14,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 527. [2024-11-28 04:08:14,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 527 states, 417 states have (on average 1.3453237410071943) internal successors, (561), 422 states have internal predecessors, (561), 77 states have call successors, (77), 33 states have call predecessors, (77), 32 states have return successors, (76), 74 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-28 04:08:14,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 527 states and 714 transitions. [2024-11-28 04:08:14,640 INFO L78 Accepts]: Start accepts. Automaton has 527 states and 714 transitions. Word has length 280 [2024-11-28 04:08:14,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:14,641 INFO L471 AbstractCegarLoop]: Abstraction has 527 states and 714 transitions. [2024-11-28 04:08:14,641 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 04:08:14,641 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 714 transitions. [2024-11-28 04:08:14,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-28 04:08:14,644 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:14,645 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:08:14,645 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 04:08:14,645 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:14,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:14,646 INFO L85 PathProgramCache]: Analyzing trace with hash -1140102032, now seen corresponding path program 1 times [2024-11-28 04:08:14,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:14,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917774209] [2024-11-28 04:08:14,646 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:14,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:16,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:16,668 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2024-11-28 04:08:16,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:16,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917774209] [2024-11-28 04:08:16,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [917774209] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:08:16,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [106541733] [2024-11-28 04:08:16,668 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:16,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:08:16,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:08:16,671 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:08:16,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 04:08:19,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:19,653 INFO L256 TraceCheckSpWp]: Trace formula consists of 3423 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 04:08:19,661 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:08:19,818 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2024-11-28 04:08:19,818 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:08:19,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [106541733] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:19,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:08:19,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-11-28 04:08:19,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058187888] [2024-11-28 04:08:19,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:19,819 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:08:19,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:19,820 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:08:19,820 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:08:19,821 INFO L87 Difference]: Start difference. First operand 527 states and 714 transitions. Second operand has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 04:08:19,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:19,929 INFO L93 Difference]: Finished difference Result 1038 states and 1416 transitions. [2024-11-28 04:08:19,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:08:19,930 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 285 [2024-11-28 04:08:19,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:19,935 INFO L225 Difference]: With dead ends: 1038 [2024-11-28 04:08:19,935 INFO L226 Difference]: Without dead ends: 533 [2024-11-28 04:08:19,938 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 285 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:08:19,938 INFO L435 NwaCegarLoop]: 604 mSDtfsCounter, 1 mSDsluCounter, 600 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1204 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:19,939 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1204 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 04:08:19,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 533 states. [2024-11-28 04:08:19,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 533 to 533. [2024-11-28 04:08:19,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 533 states, 423 states have (on average 1.3451536643026005) internal successors, (569), 428 states have internal predecessors, (569), 77 states have call successors, (77), 33 states have call predecessors, (77), 32 states have return successors, (76), 74 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-28 04:08:19,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 722 transitions. [2024-11-28 04:08:19,970 INFO L78 Accepts]: Start accepts. Automaton has 533 states and 722 transitions. Word has length 285 [2024-11-28 04:08:19,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:19,971 INFO L471 AbstractCegarLoop]: Abstraction has 533 states and 722 transitions. [2024-11-28 04:08:19,971 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 04:08:19,971 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 722 transitions. [2024-11-28 04:08:19,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2024-11-28 04:08:19,976 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:19,976 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:08:19,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-28 04:08:20,176 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-11-28 04:08:20,177 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:20,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:20,178 INFO L85 PathProgramCache]: Analyzing trace with hash -73632351, now seen corresponding path program 1 times [2024-11-28 04:08:20,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:20,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372651431] [2024-11-28 04:08:20,179 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:20,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:22,732 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2024-11-28 04:08:22,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:22,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372651431] [2024-11-28 04:08:22,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372651431] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:08:22,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1833207441] [2024-11-28 04:08:22,732 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:22,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:08:22,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:08:22,735 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:08:22,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 04:08:25,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:25,917 INFO L256 TraceCheckSpWp]: Trace formula consists of 3485 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 04:08:25,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:08:26,134 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-28 04:08:26,134 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:08:27,969 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2024-11-28 04:08:27,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1833207441] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:08:27,970 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 04:08:27,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-11-28 04:08:27,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652946191] [2024-11-28 04:08:27,970 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 04:08:27,972 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:08:27,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:27,973 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:08:27,973 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:08:27,973 INFO L87 Difference]: Start difference. First operand 533 states and 722 transitions. Second operand has 7 states, 7 states have (on average 22.428571428571427) internal successors, (157), 7 states have internal predecessors, (157), 5 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (30), 5 states have call predecessors, (30), 5 states have call successors, (30) [2024-11-28 04:08:28,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:28,513 INFO L93 Difference]: Finished difference Result 1083 states and 1483 transitions. [2024-11-28 04:08:28,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:08:28,517 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.428571428571427) internal successors, (157), 7 states have internal predecessors, (157), 5 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (30), 5 states have call predecessors, (30), 5 states have call successors, (30) Word has length 299 [2024-11-28 04:08:28,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:28,522 INFO L225 Difference]: With dead ends: 1083 [2024-11-28 04:08:28,522 INFO L226 Difference]: Without dead ends: 572 [2024-11-28 04:08:28,524 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 600 GetRequests, 595 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:08:28,525 INFO L435 NwaCegarLoop]: 609 mSDtfsCounter, 20 mSDsluCounter, 1802 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 2411 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:28,527 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 2411 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 04:08:28,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2024-11-28 04:08:28,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 572. [2024-11-28 04:08:28,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 572 states, 456 states have (on average 1.3421052631578947) internal successors, (612), 463 states have internal predecessors, (612), 83 states have call successors, (83), 33 states have call predecessors, (83), 32 states have return successors, (82), 80 states have call predecessors, (82), 82 states have call successors, (82) [2024-11-28 04:08:28,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 572 states and 777 transitions. [2024-11-28 04:08:28,557 INFO L78 Accepts]: Start accepts. Automaton has 572 states and 777 transitions. Word has length 299 [2024-11-28 04:08:28,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:28,559 INFO L471 AbstractCegarLoop]: Abstraction has 572 states and 777 transitions. [2024-11-28 04:08:28,559 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.428571428571427) internal successors, (157), 7 states have internal predecessors, (157), 5 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (30), 5 states have call predecessors, (30), 5 states have call successors, (30) [2024-11-28 04:08:28,559 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 777 transitions. [2024-11-28 04:08:28,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2024-11-28 04:08:28,563 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:28,564 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:08:28,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-28 04:08:28,764 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-11-28 04:08:28,765 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:28,765 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:28,766 INFO L85 PathProgramCache]: Analyzing trace with hash 1039681274, now seen corresponding path program 1 times [2024-11-28 04:08:28,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:28,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371673360] [2024-11-28 04:08:28,766 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:28,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:30,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:31,483 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2024-11-28 04:08:31,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:31,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371673360] [2024-11-28 04:08:31,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371673360] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:08:31,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [617214895] [2024-11-28 04:08:31,484 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:31,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:08:31,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:08:31,486 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:08:31,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-28 04:08:34,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:35,002 INFO L256 TraceCheckSpWp]: Trace formula consists of 3534 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 04:08:35,010 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:08:35,380 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 6 proven. 28 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-28 04:08:35,380 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:08:37,108 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2024-11-28 04:08:37,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [617214895] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:08:37,108 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 04:08:37,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2024-11-28 04:08:37,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326828939] [2024-11-28 04:08:37,109 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 04:08:37,110 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:08:37,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:37,111 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:08:37,111 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:08:37,111 INFO L87 Difference]: Start difference. First operand 572 states and 777 transitions. Second operand has 8 states, 8 states have (on average 19.625) internal successors, (157), 8 states have internal predecessors, (157), 3 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-28 04:08:37,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:37,755 INFO L93 Difference]: Finished difference Result 1136 states and 1554 transitions. [2024-11-28 04:08:37,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:08:37,756 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 19.625) internal successors, (157), 8 states have internal predecessors, (157), 3 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 311 [2024-11-28 04:08:37,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:37,761 INFO L225 Difference]: With dead ends: 1136 [2024-11-28 04:08:37,761 INFO L226 Difference]: Without dead ends: 586 [2024-11-28 04:08:37,764 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 627 GetRequests, 617 SyntacticMatches, 4 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:08:37,764 INFO L435 NwaCegarLoop]: 617 mSDtfsCounter, 27 mSDsluCounter, 1816 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 2433 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:37,765 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 2433 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 04:08:37,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 586 states. [2024-11-28 04:08:37,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 586 to 586. [2024-11-28 04:08:37,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 586 states, 468 states have (on average 1.3418803418803418) internal successors, (628), 476 states have internal predecessors, (628), 85 states have call successors, (85), 33 states have call predecessors, (85), 32 states have return successors, (84), 82 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-28 04:08:37,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 797 transitions. [2024-11-28 04:08:37,791 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 797 transitions. Word has length 311 [2024-11-28 04:08:37,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:37,792 INFO L471 AbstractCegarLoop]: Abstraction has 586 states and 797 transitions. [2024-11-28 04:08:37,792 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 19.625) internal successors, (157), 8 states have internal predecessors, (157), 3 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-28 04:08:37,792 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 797 transitions. [2024-11-28 04:08:37,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2024-11-28 04:08:37,795 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:37,796 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:08:37,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-28 04:08:37,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-28 04:08:37,997 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:37,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:37,997 INFO L85 PathProgramCache]: Analyzing trace with hash -470882134, now seen corresponding path program 1 times [2024-11-28 04:08:37,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:37,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095758856] [2024-11-28 04:08:37,998 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:37,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:39,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:40,070 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2024-11-28 04:08:40,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:40,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095758856] [2024-11-28 04:08:40,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095758856] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:40,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:08:40,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:08:40,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311383690] [2024-11-28 04:08:40,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:40,072 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:08:40,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:40,074 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:08:40,074 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:08:40,074 INFO L87 Difference]: Start difference. First operand 586 states and 797 transitions. Second operand has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 04:08:40,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:40,137 INFO L93 Difference]: Finished difference Result 1151 states and 1571 transitions. [2024-11-28 04:08:40,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:08:40,138 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 311 [2024-11-28 04:08:40,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:40,143 INFO L225 Difference]: With dead ends: 1151 [2024-11-28 04:08:40,143 INFO L226 Difference]: Without dead ends: 587 [2024-11-28 04:08:40,148 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 [2024-11-28 04:08:40,148 INFO L435 NwaCegarLoop]: 605 mSDtfsCounter, 0 mSDsluCounter, 603 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1208 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 [2024-11-28 04:08:40,149 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1208 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:08:40,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2024-11-28 04:08:40,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 587. [2024-11-28 04:08:40,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 587 states, 469 states have (on average 1.3411513859275053) internal successors, (629), 477 states have internal predecessors, (629), 85 states have call successors, (85), 33 states have call predecessors, (85), 32 states have return successors, (84), 82 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-28 04:08:40,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 587 states and 798 transitions. [2024-11-28 04:08:40,186 INFO L78 Accepts]: Start accepts. Automaton has 587 states and 798 transitions. Word has length 311 [2024-11-28 04:08:40,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:40,187 INFO L471 AbstractCegarLoop]: Abstraction has 587 states and 798 transitions. [2024-11-28 04:08:40,187 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 04:08:40,187 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 798 transitions. [2024-11-28 04:08:40,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2024-11-28 04:08:40,194 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:40,194 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:08:40,194 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-28 04:08:40,194 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:40,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:40,195 INFO L85 PathProgramCache]: Analyzing trace with hash -1590979205, now seen corresponding path program 1 times [2024-11-28 04:08:40,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:40,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665330495] [2024-11-28 04:08:40,195 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:40,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:41,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:42,363 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2024-11-28 04:08:42,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:42,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665330495] [2024-11-28 04:08:42,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665330495] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:08:42,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1624430294] [2024-11-28 04:08:42,364 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:42,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:08:42,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:08:42,367 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:08:42,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-28 04:08:46,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:46,114 INFO L256 TraceCheckSpWp]: Trace formula consists of 3540 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 04:08:46,120 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:08:46,348 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-11-28 04:08:46,348 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:08:46,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1624430294] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:46,349 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:08:46,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 7 [2024-11-28 04:08:46,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976329355] [2024-11-28 04:08:46,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:46,350 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:08:46,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:46,350 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:08:46,350 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:08:46,351 INFO L87 Difference]: Start difference. First operand 587 states and 798 transitions. Second operand has 5 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 04:08:46,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:46,528 INFO L93 Difference]: Finished difference Result 1154 states and 1577 transitions. [2024-11-28 04:08:46,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:08:46,528 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 316 [2024-11-28 04:08:46,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:46,534 INFO L225 Difference]: With dead ends: 1154 [2024-11-28 04:08:46,534 INFO L226 Difference]: Without dead ends: 589 [2024-11-28 04:08:46,537 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 320 GetRequests, 314 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:08:46,539 INFO L435 NwaCegarLoop]: 599 mSDtfsCounter, 18 mSDsluCounter, 1784 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 2383 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:46,539 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 2383 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 04:08:46,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589 states. [2024-11-28 04:08:46,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589 to 587. [2024-11-28 04:08:46,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 587 states, 469 states have (on average 1.3368869936034116) internal successors, (627), 477 states have internal predecessors, (627), 85 states have call successors, (85), 33 states have call predecessors, (85), 32 states have return successors, (84), 82 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-28 04:08:46,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 587 states and 796 transitions. [2024-11-28 04:08:46,611 INFO L78 Accepts]: Start accepts. Automaton has 587 states and 796 transitions. Word has length 316 [2024-11-28 04:08:46,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:46,615 INFO L471 AbstractCegarLoop]: Abstraction has 587 states and 796 transitions. [2024-11-28 04:08:46,615 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 04:08:46,616 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 796 transitions. [2024-11-28 04:08:46,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2024-11-28 04:08:46,621 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:46,621 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:08:46,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-28 04:08:46,822 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-11-28 04:08:46,822 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:46,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:46,824 INFO L85 PathProgramCache]: Analyzing trace with hash 1627477873, now seen corresponding path program 1 times [2024-11-28 04:08:46,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:46,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161849333] [2024-11-28 04:08:46,824 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:46,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:48,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:48,736 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2024-11-28 04:08:48,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:48,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161849333] [2024-11-28 04:08:48,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1161849333] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:08:48,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1026448066] [2024-11-28 04:08:48,737 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:48,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:08:48,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:08:48,739 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:08:48,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-28 04:08:52,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:52,601 INFO L256 TraceCheckSpWp]: Trace formula consists of 3519 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 04:08:52,612 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:08:52,853 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2024-11-28 04:08:52,853 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:08:52,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1026448066] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:52,854 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:08:52,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2024-11-28 04:08:52,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923941509] [2024-11-28 04:08:52,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:52,855 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:08:52,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:52,856 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:08:52,856 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:08:52,857 INFO L87 Difference]: Start difference. First operand 587 states and 796 transitions. Second operand has 4 states, 4 states have (on average 38.0) internal successors, (152), 4 states have internal predecessors, (152), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-28 04:08:53,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:53,044 INFO L93 Difference]: Finished difference Result 1154 states and 1570 transitions. [2024-11-28 04:08:53,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:08:53,045 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 38.0) internal successors, (152), 4 states have internal predecessors, (152), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 314 [2024-11-28 04:08:53,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:53,052 INFO L225 Difference]: With dead ends: 1154 [2024-11-28 04:08:53,052 INFO L226 Difference]: Without dead ends: 589 [2024-11-28 04:08:53,056 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 317 GetRequests, 313 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:08:53,056 INFO L435 NwaCegarLoop]: 602 mSDtfsCounter, 0 mSDsluCounter, 1194 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1796 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:53,057 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1796 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 04:08:53,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589 states. [2024-11-28 04:08:53,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589 to 589. [2024-11-28 04:08:53,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 589 states, 471 states have (on average 1.335456475583864) internal successors, (629), 479 states have internal predecessors, (629), 85 states have call successors, (85), 33 states have call predecessors, (85), 32 states have return successors, (84), 82 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-28 04:08:53,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 589 states and 798 transitions. [2024-11-28 04:08:53,096 INFO L78 Accepts]: Start accepts. Automaton has 589 states and 798 transitions. Word has length 314 [2024-11-28 04:08:53,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:53,097 INFO L471 AbstractCegarLoop]: Abstraction has 589 states and 798 transitions. [2024-11-28 04:08:53,097 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 38.0) internal successors, (152), 4 states have internal predecessors, (152), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-28 04:08:53,097 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 798 transitions. [2024-11-28 04:08:53,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2024-11-28 04:08:53,104 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:53,104 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:08:53,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-28 04:08:53,305 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-11-28 04:08:53,305 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:53,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:53,306 INFO L85 PathProgramCache]: Analyzing trace with hash -1153812218, now seen corresponding path program 1 times [2024-11-28 04:08:53,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:53,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90244976] [2024-11-28 04:08:53,306 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:53,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:54,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:55,537 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2024-11-28 04:08:55,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:55,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90244976] [2024-11-28 04:08:55,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90244976] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:08:55,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [325182922] [2024-11-28 04:08:55,538 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:55,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:08:55,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:08:55,544 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:08:55,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-28 04:08:59,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:59,629 INFO L256 TraceCheckSpWp]: Trace formula consists of 3582 conjuncts, 73 conjuncts are in the unsatisfiable core [2024-11-28 04:08:59,644 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:08:59,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:00,172 INFO L349 Elim1Store]: treesize reduction 61, result has 18.7 percent of original size [2024-11-28 04:09:00,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 28 [2024-11-28 04:09:00,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:00,441 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:00,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 28 [2024-11-28 04:09:00,663 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:00,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:00,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:00,921 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:00,921 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 28 [2024-11-28 04:09:01,102 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:01,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:01,341 INFO L349 Elim1Store]: treesize reduction 36, result has 21.7 percent of original size [2024-11-28 04:09:01,341 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 21 [2024-11-28 04:09:01,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:01,596 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:01,597 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 31 [2024-11-28 04:09:01,783 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:01,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:01,965 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:01,966 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:02,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:02,240 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:02,241 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 28 [2024-11-28 04:09:02,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:02,531 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:02,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 34 [2024-11-28 04:09:02,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:02,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:02,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:02,892 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:02,893 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 38 [2024-11-28 04:09:03,112 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:03,112 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:03,333 INFO L349 Elim1Store]: treesize reduction 36, result has 21.7 percent of original size [2024-11-28 04:09:03,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 21 [2024-11-28 04:09:03,497 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:03,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:03,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:03,766 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:03,766 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 34 [2024-11-28 04:09:03,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:04,119 INFO L349 Elim1Store]: treesize reduction 61, result has 18.7 percent of original size [2024-11-28 04:09:04,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 34 [2024-11-28 04:09:04,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:04,376 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:04,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 34 [2024-11-28 04:09:04,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:04,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:04,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:04,749 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:04,749 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 38 [2024-11-28 04:09:04,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:05,001 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:05,002 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 31 [2024-11-28 04:09:05,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:05,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:05,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:05,348 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:05,348 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 38 [2024-11-28 04:09:05,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:05,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:05,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:05,730 INFO L349 Elim1Store]: treesize reduction 89, result has 16.8 percent of original size [2024-11-28 04:09:05,730 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 38 [2024-11-28 04:09:05,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:06,000 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:06,001 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 31 [2024-11-28 04:09:06,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:06,288 INFO L349 Elim1Store]: treesize reduction 61, result has 18.7 percent of original size [2024-11-28 04:09:06,288 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 31 [2024-11-28 04:09:06,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:06,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:06,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:06,685 INFO L349 Elim1Store]: treesize reduction 89, result has 16.8 percent of original size [2024-11-28 04:09:06,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 38 [2024-11-28 04:09:06,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:06,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:06,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:07,017 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:07,018 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 38 [2024-11-28 04:09:07,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:07,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:07,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:07,438 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:07,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 38 [2024-11-28 04:09:07,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:07,691 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:07,691 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 31 [2024-11-28 04:09:07,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:07,956 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:07,956 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 31 [2024-11-28 04:09:08,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:08,242 INFO L349 Elim1Store]: treesize reduction 61, result has 18.7 percent of original size [2024-11-28 04:09:08,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 31 [2024-11-28 04:09:08,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:08,494 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:08,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 31 [2024-11-28 04:09:08,667 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:08,668 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:08,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:09,004 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:09,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 31 [2024-11-28 04:09:09,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:09,300 INFO L349 Elim1Store]: treesize reduction 61, result has 18.7 percent of original size [2024-11-28 04:09:09,300 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 31 [2024-11-28 04:09:09,475 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:09,475 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:09,681 INFO L349 Elim1Store]: treesize reduction 36, result has 21.7 percent of original size [2024-11-28 04:09:09,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 21 [2024-11-28 04:09:09,904 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:09,904 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:10,112 INFO L349 Elim1Store]: treesize reduction 36, result has 21.7 percent of original size [2024-11-28 04:09:10,112 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 21 [2024-11-28 04:09:10,305 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:10,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:10,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:10,558 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:10,559 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 31 [2024-11-28 04:09:10,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:10,964 INFO L349 Elim1Store]: treesize reduction 61, result has 18.7 percent of original size [2024-11-28 04:09:10,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 31 [2024-11-28 04:09:11,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:11,313 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:11,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 31 [2024-11-28 04:09:11,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:11,602 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:11,602 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 31 [2024-11-28 04:09:11,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:11,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:11,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:12,087 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:12,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 38 [2024-11-28 04:09:12,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:12,427 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:12,428 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 31 [2024-11-28 04:09:12,675 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:12,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:12,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:12,937 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:12,937 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 31 [2024-11-28 04:09:13,102 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:13,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:13,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:13,495 INFO L349 Elim1Store]: treesize reduction 61, result has 18.7 percent of original size [2024-11-28 04:09:13,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 28 [2024-11-28 04:09:13,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:13,740 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:13,740 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 28 [2024-11-28 04:09:13,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:13,996 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:13,996 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 28 [2024-11-28 04:09:14,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:14,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:14,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:14,332 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:14,332 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 35 [2024-11-28 04:09:14,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:14,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:14,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:14,702 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:14,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 35 [2024-11-28 04:09:14,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:14,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:14,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:15,087 INFO L349 Elim1Store]: treesize reduction 89, result has 16.8 percent of original size [2024-11-28 04:09:15,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 42 treesize of output 35 [2024-11-28 04:09:15,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:15,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:15,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:15,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:15,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:15,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:15,531 INFO L349 Elim1Store]: treesize reduction 93, result has 19.1 percent of original size [2024-11-28 04:09:15,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 47 treesize of output 42 [2024-11-28 04:09:15,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:15,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:15,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:15,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:15,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:15,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:16,015 INFO L349 Elim1Store]: treesize reduction 120, result has 15.5 percent of original size [2024-11-28 04:09:16,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 52 treesize of output 42 [2024-11-28 04:09:16,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:16,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:16,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:16,402 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:16,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 35 [2024-11-28 04:09:16,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:16,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:16,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:16,775 INFO L349 Elim1Store]: treesize reduction 89, result has 16.8 percent of original size [2024-11-28 04:09:16,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 42 treesize of output 35 [2024-11-28 04:09:16,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:16,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:16,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:16,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:16,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:16,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:17,217 INFO L349 Elim1Store]: treesize reduction 93, result has 19.1 percent of original size [2024-11-28 04:09:17,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 47 treesize of output 42 [2024-11-28 04:09:17,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:17,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:17,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:17,579 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:17,579 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 35 [2024-11-28 04:09:17,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:17,886 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:17,886 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 28 [2024-11-28 04:09:17,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:17,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:17,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:18,225 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:18,226 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 35 [2024-11-28 04:09:18,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:18,593 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:18,594 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 28 [2024-11-28 04:09:18,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:18,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:18,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:18,970 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:18,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 35 [2024-11-28 04:09:19,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:19,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:19,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:19,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:19,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:19,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:19,411 INFO L349 Elim1Store]: treesize reduction 93, result has 19.1 percent of original size [2024-11-28 04:09:19,412 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 47 treesize of output 42 [2024-11-28 04:09:19,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:19,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:19,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:19,759 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:19,759 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 38 [2024-11-28 04:09:19,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:19,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:19,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:20,211 INFO L349 Elim1Store]: treesize reduction 89, result has 16.8 percent of original size [2024-11-28 04:09:20,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 38 [2024-11-28 04:09:20,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:20,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:20,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:20,561 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:20,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 38 [2024-11-28 04:09:20,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:20,851 INFO L349 Elim1Store]: treesize reduction 61, result has 18.7 percent of original size [2024-11-28 04:09:20,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 28 [2024-11-28 04:09:20,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:21,098 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:21,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 28 [2024-11-28 04:09:21,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:21,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:21,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:21,448 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:21,449 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 38 [2024-11-28 04:09:21,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:21,710 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:21,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 28 [2024-11-28 04:09:21,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:21,981 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:21,982 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 31 [2024-11-28 04:09:22,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:22,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:22,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:22,332 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:22,332 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 35 [2024-11-28 04:09:22,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:22,594 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:22,594 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 28 [2024-11-28 04:09:22,761 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:22,761 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:22,924 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:22,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:22,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:23,170 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:23,171 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 28 [2024-11-28 04:09:23,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:23,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:23,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:23,526 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:23,527 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 38 [2024-11-28 04:09:23,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:23,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:23,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:23,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:23,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:23,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:23,964 INFO L349 Elim1Store]: treesize reduction 93, result has 19.1 percent of original size [2024-11-28 04:09:23,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 47 treesize of output 42 [2024-11-28 04:09:24,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:24,247 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:24,247 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 31 [2024-11-28 04:09:24,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:24,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:24,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:24,597 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:24,597 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 38 [2024-11-28 04:09:24,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:24,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:24,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:24,946 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:24,946 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 35 [2024-11-28 04:09:25,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:25,208 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:25,208 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 31 [2024-11-28 04:09:25,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:25,455 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:25,455 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 31 [2024-11-28 04:09:25,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:25,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:25,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:25,788 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:25,788 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 38 [2024-11-28 04:09:25,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:26,036 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:26,037 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 28 [2024-11-28 04:09:26,203 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:26,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:26,371 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:26,371 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:26,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:26,625 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:26,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 34 [2024-11-28 04:09:26,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:26,882 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:26,883 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 28 [2024-11-28 04:09:27,049 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:27,050 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:27,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:27,326 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:27,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 28 [2024-11-28 04:09:27,488 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:27,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:27,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:27,745 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:27,746 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 31 [2024-11-28 04:09:27,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:27,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:27,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:28,085 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:28,086 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 35 [2024-11-28 04:09:28,263 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:28,264 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:28,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:28,516 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:28,516 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 31 [2024-11-28 04:09:28,682 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:28,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:28,886 INFO L349 Elim1Store]: treesize reduction 36, result has 21.7 percent of original size [2024-11-28 04:09:28,887 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 21 [2024-11-28 04:09:28,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:29,165 INFO L349 Elim1Store]: treesize reduction 61, result has 18.7 percent of original size [2024-11-28 04:09:29,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 31 [2024-11-28 04:09:29,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:29,413 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:29,413 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 31 [2024-11-28 04:09:29,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:29,685 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:29,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 31 [2024-11-28 04:09:29,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:29,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:29,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:30,017 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:30,017 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 35 [2024-11-28 04:09:30,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:30,286 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:30,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 28 [2024-11-28 04:09:30,450 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:30,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:30,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:30,700 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:30,700 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 28 [2024-11-28 04:09:30,863 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:30,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:30,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:31,150 INFO L349 Elim1Store]: treesize reduction 61, result has 18.7 percent of original size [2024-11-28 04:09:31,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 28 [2024-11-28 04:09:31,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:31,393 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:31,394 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 28 [2024-11-28 04:09:31,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:31,655 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:31,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 28 [2024-11-28 04:09:31,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:31,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:31,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:31,987 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:31,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 35 [2024-11-28 04:09:32,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:32,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:32,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:32,358 INFO L349 Elim1Store]: treesize reduction 65, result has 21.7 percent of original size [2024-11-28 04:09:32,358 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 35 [2024-11-28 04:09:32,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:32,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:32,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:32,770 INFO L349 Elim1Store]: treesize reduction 89, result has 16.8 percent of original size [2024-11-28 04:09:32,771 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 42 treesize of output 35 [2024-11-28 04:09:32,972 INFO L349 Elim1Store]: treesize reduction 36, result has 21.7 percent of original size [2024-11-28 04:09:32,972 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 21 [2024-11-28 04:09:33,126 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:33,126 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:33,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:33,489 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:33,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 28 [2024-11-28 04:09:33,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:33,775 INFO L349 Elim1Store]: treesize reduction 61, result has 18.7 percent of original size [2024-11-28 04:09:33,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 28 [2024-11-28 04:09:33,933 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-28 04:09:33,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-28 04:09:33,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:09:34,185 INFO L349 Elim1Store]: treesize reduction 40, result has 25.9 percent of original size [2024-11-28 04:09:34,185 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 28 [2024-11-28 04:09:37,085 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-11-28 04:09:37,085 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2024-11-28 04:09:37,928 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 3 [2024-11-28 04:09:38,198 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 3 [2024-11-28 04:09:38,643 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-11-28 04:09:38,643 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2024-11-28 04:09:38,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 3 [2024-11-28 04:09:39,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 3 [2024-11-28 04:09:39,534 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-11-28 04:09:39,534 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2024-11-28 04:09:39,936 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-11-28 04:09:39,987 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2024-11-28 04:09:40,779 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2024-11-28 04:09:43,434 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-11-28 04:09:43,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 20 [2024-11-28 04:09:43,610 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-11-28 04:09:43,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 15 [2024-11-28 04:09:43,707 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-28 04:09:43,708 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-11-28 04:09:43,926 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2024-11-28 04:09:43,939 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-11-28 04:09:48,884 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 54 proven. 1 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2024-11-28 04:09:48,884 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:09:53,555 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:09:53,555 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 53 treesize of output 59 [2024-11-28 04:09:53,575 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 83 [2024-11-28 04:09:53,653 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:09:53,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 78 treesize of output 71 [2024-11-28 04:09:53,693 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:09:53,694 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 117 treesize of output 99 [2024-11-28 04:09:53,721 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 38 [2024-11-28 04:09:53,740 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 36 [2024-11-28 04:09:54,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [325182922] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:09:54,376 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:09:54,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 13] total 16 [2024-11-28 04:09:54,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515282006] [2024-11-28 04:09:54,378 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:09:54,379 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-28 04:09:54,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:54,380 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-28 04:09:54,381 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=376, Unknown=12, NotChecked=0, Total=462 [2024-11-28 04:09:54,381 INFO L87 Difference]: Start difference. First operand 589 states and 798 transitions. Second operand has 16 states, 16 states have (on average 16.875) internal successors, (270), 14 states have internal predecessors, (270), 7 states have call successors, (57), 7 states have call predecessors, (57), 7 states have return successors, (52), 7 states have call predecessors, (52), 6 states have call successors, (52) [2024-11-28 04:09:58,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:10:02,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:10:06,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:10:10,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:10:14,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:10:18,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:10:22,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:10:26,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:10:31,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:10:35,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:11:10,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:11:10,313 INFO L93 Difference]: Finished difference Result 1887 states and 2549 transitions. [2024-11-28 04:11:10,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-28 04:11:10,314 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 16.875) internal successors, (270), 14 states have internal predecessors, (270), 7 states have call successors, (57), 7 states have call predecessors, (57), 7 states have return successors, (52), 7 states have call predecessors, (52), 6 states have call successors, (52) Word has length 326 [2024-11-28 04:11:10,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:11:10,321 INFO L225 Difference]: With dead ends: 1887 [2024-11-28 04:11:10,321 INFO L226 Difference]: Without dead ends: 1320 [2024-11-28 04:11:10,328 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 563 GetRequests, 525 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 291 ImplicationChecksByTransitivity, 7.4s TimeCoverageRelationStatistics Valid=224, Invalid=1246, Unknown=12, NotChecked=0, Total=1482 [2024-11-28 04:11:10,328 INFO L435 NwaCegarLoop]: 502 mSDtfsCounter, 1651 mSDsluCounter, 3780 mSDsCounter, 0 mSdLazyCounter, 3485 mSolverCounterSat, 365 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 70.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1739 SdHoareTripleChecker+Valid, 4282 SdHoareTripleChecker+Invalid, 3860 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 365 IncrementalHoareTripleChecker+Valid, 3485 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 71.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:11:10,329 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1739 Valid, 4282 Invalid, 3860 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [365 Valid, 3485 Invalid, 10 Unknown, 0 Unchecked, 71.6s Time] [2024-11-28 04:11:10,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2024-11-28 04:11:10,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1286. [2024-11-28 04:11:10,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1286 states, 1040 states have (on average 1.3298076923076922) internal successors, (1383), 1059 states have internal predecessors, (1383), 167 states have call successors, (167), 80 states have call predecessors, (167), 78 states have return successors, (169), 153 states have call predecessors, (169), 166 states have call successors, (169) [2024-11-28 04:11:10,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1286 states and 1719 transitions. [2024-11-28 04:11:10,442 INFO L78 Accepts]: Start accepts. Automaton has 1286 states and 1719 transitions. Word has length 326 [2024-11-28 04:11:10,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:11:10,442 INFO L471 AbstractCegarLoop]: Abstraction has 1286 states and 1719 transitions. [2024-11-28 04:11:10,443 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 16.875) internal successors, (270), 14 states have internal predecessors, (270), 7 states have call successors, (57), 7 states have call predecessors, (57), 7 states have return successors, (52), 7 states have call predecessors, (52), 6 states have call successors, (52) [2024-11-28 04:11:10,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1719 transitions. [2024-11-28 04:11:10,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2024-11-28 04:11:10,451 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:11:10,451 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:11:10,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-28 04:11:10,652 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-28 04:11:10,653 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:11:10,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:11:10,654 INFO L85 PathProgramCache]: Analyzing trace with hash -230079055, now seen corresponding path program 1 times [2024-11-28 04:11:10,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:11:10,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [651856542] [2024-11-28 04:11:10,654 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:11:10,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:11:12,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:11:12,915 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 27 proven. 3 refuted. 0 times theorem prover too weak. 274 trivial. 0 not checked. [2024-11-28 04:11:12,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:11:12,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [651856542] [2024-11-28 04:11:12,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [651856542] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:11:12,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [108525235] [2024-11-28 04:11:12,916 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:11:12,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:11:12,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:11:12,918 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:11:12,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-28 04:11:16,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:11:16,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 3759 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-28 04:11:16,899 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:11:19,197 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 20 proven. 12 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-11-28 04:11:19,197 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:11:24,220 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2024-11-28 04:11:24,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [108525235] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:11:24,221 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 04:11:24,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 8, 8] total 13 [2024-11-28 04:11:24,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299593945] [2024-11-28 04:11:24,221 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 04:11:24,222 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 04:11:24,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:11:24,223 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 04:11:24,223 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-11-28 04:11:24,224 INFO L87 Difference]: Start difference. First operand 1286 states and 1719 transitions. Second operand has 13 states, 10 states have (on average 20.8) internal successors, (208), 13 states have internal predecessors, (208), 5 states have call successors, (46), 3 states have call predecessors, (46), 3 states have return successors, (41), 3 states have call predecessors, (41), 4 states have call successors, (41) [2024-11-28 04:11:26,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:11:26,563 INFO L93 Difference]: Finished difference Result 2499 states and 3388 transitions. [2024-11-28 04:11:26,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-28 04:11:26,564 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 10 states have (on average 20.8) internal successors, (208), 13 states have internal predecessors, (208), 5 states have call successors, (46), 3 states have call predecessors, (46), 3 states have return successors, (41), 3 states have call predecessors, (41), 4 states have call successors, (41) Word has length 338 [2024-11-28 04:11:26,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:11:26,575 INFO L225 Difference]: With dead ends: 2499 [2024-11-28 04:11:26,575 INFO L226 Difference]: Without dead ends: 1557 [2024-11-28 04:11:26,580 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 688 GetRequests, 669 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=93, Invalid=327, Unknown=0, NotChecked=0, Total=420 [2024-11-28 04:11:26,581 INFO L435 NwaCegarLoop]: 697 mSDtfsCounter, 88 mSDsluCounter, 4671 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 5368 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:11:26,581 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 5368 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-28 04:11:26,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1557 states. [2024-11-28 04:11:26,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1557 to 1557. [2024-11-28 04:11:26,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1557 states, 1282 states have (on average 1.3385335413416537) internal successors, (1716), 1305 states have internal predecessors, (1716), 194 states have call successors, (194), 81 states have call predecessors, (194), 80 states have return successors, (203), 177 states have call predecessors, (203), 193 states have call successors, (203) [2024-11-28 04:11:26,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 1557 states and 2113 transitions. [2024-11-28 04:11:26,717 INFO L78 Accepts]: Start accepts. Automaton has 1557 states and 2113 transitions. Word has length 338 [2024-11-28 04:11:26,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:11:26,720 INFO L471 AbstractCegarLoop]: Abstraction has 1557 states and 2113 transitions. [2024-11-28 04:11:26,720 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 10 states have (on average 20.8) internal successors, (208), 13 states have internal predecessors, (208), 5 states have call successors, (46), 3 states have call predecessors, (46), 3 states have return successors, (41), 3 states have call predecessors, (41), 4 states have call successors, (41) [2024-11-28 04:11:26,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 2113 transitions. [2024-11-28 04:11:26,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2024-11-28 04:11:26,732 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:11:26,732 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:11:26,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-28 04:11:26,932 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:11:26,933 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:11:26,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:11:26,934 INFO L85 PathProgramCache]: Analyzing trace with hash 1640659353, now seen corresponding path program 1 times [2024-11-28 04:11:26,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:11:26,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438994918] [2024-11-28 04:11:26,934 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:11:26,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:11:28,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:11:28,743 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2024-11-28 04:11:28,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:11:28,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438994918] [2024-11-28 04:11:28,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438994918] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:11:28,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:11:28,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:11:28,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335037277] [2024-11-28 04:11:28,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:11:28,744 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:11:28,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:11:28,745 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:11:28,745 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:11:28,745 INFO L87 Difference]: Start difference. First operand 1557 states and 2113 transitions. Second operand has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 04:11:32,779 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 [] [2024-11-28 04:11:32,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:11:32,933 INFO L93 Difference]: Finished difference Result 3098 states and 4205 transitions. [2024-11-28 04:11:32,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:11:32,934 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 325 [2024-11-28 04:11:32,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:11:32,943 INFO L225 Difference]: With dead ends: 3098 [2024-11-28 04:11:32,943 INFO L226 Difference]: Without dead ends: 1557 [2024-11-28 04:11:32,948 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 [2024-11-28 04:11:32,953 INFO L435 NwaCegarLoop]: 604 mSDtfsCounter, 0 mSDsluCounter, 599 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1203 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:11:32,954 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1203 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-11-28 04:11:32,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1557 states. [2024-11-28 04:11:33,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1557 to 1551. [2024-11-28 04:11:33,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1551 states, 1276 states have (on average 1.335423197492163) internal successors, (1704), 1299 states have internal predecessors, (1704), 194 states have call successors, (194), 81 states have call predecessors, (194), 80 states have return successors, (203), 177 states have call predecessors, (203), 193 states have call successors, (203) [2024-11-28 04:11:33,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1551 states and 2101 transitions. [2024-11-28 04:11:33,060 INFO L78 Accepts]: Start accepts. Automaton has 1551 states and 2101 transitions. Word has length 325 [2024-11-28 04:11:33,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:11:33,061 INFO L471 AbstractCegarLoop]: Abstraction has 1551 states and 2101 transitions. [2024-11-28 04:11:33,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 04:11:33,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 2101 transitions. [2024-11-28 04:11:33,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2024-11-28 04:11:33,071 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:11:33,071 INFO L218 NwaCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:11:33,071 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-28 04:11:33,071 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:11:33,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:11:33,072 INFO L85 PathProgramCache]: Analyzing trace with hash 1772985693, now seen corresponding path program 1 times [2024-11-28 04:11:33,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:11:33,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342528927] [2024-11-28 04:11:33,072 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:11:33,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:11:34,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:11:35,429 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 32 proven. 6 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2024-11-28 04:11:35,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:11:35,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342528927] [2024-11-28 04:11:35,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342528927] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:11:35,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1128298493] [2024-11-28 04:11:35,430 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:11:35,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:11:35,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:11:35,432 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:11:35,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97540c23-12d7-4428-aa4e-2699af105aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-28 04:11:47,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:11:48,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 3847 conjuncts, 144 conjuncts are in the unsatisfiable core [2024-11-28 04:11:48,046 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:11:49,105 INFO L349 Elim1Store]: treesize reduction 228, result has 14.0 percent of original size [2024-11-28 04:11:49,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 17 case distinctions, treesize of input 98 treesize of output 114 [2024-11-28 04:11:49,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:11:49,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:11:49,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:11:49,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:11:49,725 INFO L224 Elim1Store]: Index analysis took 173 ms [2024-11-28 04:11:50,574 INFO L349 Elim1Store]: treesize reduction 259, result has 13.7 percent of original size [2024-11-28 04:11:50,574 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 18 case distinctions, treesize of input 75 treesize of output 88 [2024-11-28 04:11:51,686 INFO L349 Elim1Store]: treesize reduction 228, result has 14.0 percent of original size [2024-11-28 04:11:51,687 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 17 case distinctions, treesize of input 81 treesize of output 97 [2024-11-28 04:11:52,745 INFO L349 Elim1Store]: treesize reduction 228, result has 14.0 percent of original size [2024-11-28 04:11:52,746 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 17 case distinctions, treesize of input 131 treesize of output 147 [2024-11-28 04:11:53,816 INFO L349 Elim1Store]: treesize reduction 228, result has 14.0 percent of original size [2024-11-28 04:11:53,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 17 case distinctions, treesize of input 65 treesize of output 81 [2024-11-28 04:12:15,372 INFO L349 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2024-11-28 04:12:15,372 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 37 treesize of output 69 [2024-11-28 04:12:22,951 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 3 [2024-11-28 04:12:23,363 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 3 [2024-11-28 04:12:24,706 INFO L349 Elim1Store]: treesize reduction 120, result has 31.4 percent of original size [2024-11-28 04:12:24,706 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 44 treesize of output 76 [2024-11-28 04:12:25,728 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 3 [2024-11-28 04:12:26,017 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 3 [2024-11-28 04:12:27,374 INFO L349 Elim1Store]: treesize reduction 120, result has 31.4 percent of original size [2024-11-28 04:12:27,375 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 44 treesize of output 76 [2024-11-28 04:12:31,052 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-11-28 04:12:31,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-11-28 04:12:34,986 INFO L224 Elim1Store]: Index analysis took 380 ms [2024-11-28 04:12:35,646 INFO L349 Elim1Store]: treesize reduction 260, result has 15.0 percent of original size [2024-11-28 04:12:35,646 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 30 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 30 case distinctions, treesize of input 64 treesize of output 104 [2024-11-28 04:15:15,524 WARN L286 SmtUtils]: Spent 1.54m on a formula simplification. DAG size of input: 2723 DAG size of output: 452 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-11-28 04:15:15,525 INFO L349 Elim1Store]: treesize reduction 7102, result has 12.1 percent of original size [2024-11-28 04:15:15,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 32 select indices, 32 select index equivalence classes, 10 disjoint index pairs (out of 496 index pairs), introduced 35 new quantified variables, introduced 583 case distinctions, treesize of input 547 treesize of output 1522 [2024-11-28 04:15:16,091 INFO L224 Elim1Store]: Index analysis took 320 ms [2024-11-28 04:15:17,151 INFO L349 Elim1Store]: treesize reduction 59, result has 7.8 percent of original size [2024-11-28 04:15:17,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 120 treesize of output 166 [2024-11-28 04:15:17,705 INFO L224 Elim1Store]: Index analysis took 328 ms [2024-11-28 04:15:18,490 INFO L349 Elim1Store]: treesize reduction 59, result has 7.8 percent of original size [2024-11-28 04:15:18,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 105 treesize of output 151