./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-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_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b0b334a11302bf275fa3309d3cd34d1e1506650a5df36f9442e98ab153dfb38d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:12:58,832 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:12:58,909 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-29 00:12:58,915 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:12:58,916 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:12:58,940 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:12:58,941 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:12:58,942 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:12:58,942 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 00:12:58,943 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 00:12:58,944 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 00:12:58,944 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 00:12:58,945 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:12:58,945 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:12:58,946 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:12:58,946 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:12:58,947 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 00:12:58,947 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 00:12:58,948 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:12:58,948 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 00:12:58,949 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 00:12:58,950 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 00:12:58,950 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 00:12:58,950 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:12:58,951 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:12:58,951 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:12:58,952 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 00:12:58,952 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 00:12:58,952 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:12:58,953 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:12:58,953 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 00:12:58,954 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 00:12:58,954 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 00:12:58,954 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 00:12:58,954 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 00:12:58,955 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 00:12:58,955 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 00:12:58,955 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 00:12:58,955 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 00:12:58,955 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0b334a11302bf275fa3309d3cd34d1e1506650a5df36f9442e98ab153dfb38d [2023-11-29 00:12:59,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:12:59,214 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:12:59,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:12:59,218 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:12:59,218 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:12:59,219 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i [2023-11-29 00:13:01,930 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:13:02,315 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:13:02,316 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i [2023-11-29 00:13:02,340 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/data/398715e42/1bb01cae497f4e1b8c317e9182aee00e/FLAG772798635 [2023-11-29 00:13:02,352 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/data/398715e42/1bb01cae497f4e1b8c317e9182aee00e [2023-11-29 00:13:02,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:13:02,356 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:13:02,357 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:13:02,357 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:13:02,361 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:13:02,362 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:13:02" (1/1) ... [2023-11-29 00:13:02,363 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66a6856f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:13:02, skipping insertion in model container [2023-11-29 00:13:02,363 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:13:02" (1/1) ... [2023-11-29 00:13:02,444 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:13:02,825 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3460] [2023-11-29 00:13:02,826 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3461-3462] [2023-11-29 00:13:03,019 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i[104435,104448] [2023-11-29 00:13:03,370 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:13:03,398 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 00:13:03,486 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3460] [2023-11-29 00:13:03,486 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3461-3462] [2023-11-29 00:13:03,496 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i[104435,104448] [2023-11-29 00:13:03,630 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:13:03,691 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 00:13:03,698 INFO L206 MainTranslator]: Completed translation [2023-11-29 00:13:03,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:13:03 WrapperNode [2023-11-29 00:13:03,699 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:13:03,700 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 00:13:03,700 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 00:13:03,700 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 00:13:03,708 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:13:03" (1/1) ... [2023-11-29 00:13:03,750 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:13:03" (1/1) ... [2023-11-29 00:13:03,815 INFO L138 Inliner]: procedures = 139, calls = 844, calls flagged for inlining = 60, calls inlined = 49, statements flattened = 1820 [2023-11-29 00:13:03,815 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 00:13:03,816 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 00:13:03,816 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 00:13:03,816 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 00:13:03,828 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:13:03" (1/1) ... [2023-11-29 00:13:03,828 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:13:03" (1/1) ... [2023-11-29 00:13:03,840 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:13:03" (1/1) ... [2023-11-29 00:13:03,985 INFO L175 MemorySlicer]: Split 352 memory accesses to 15 slices as follows [5, 2, 29, 9, 1, 3, 167, 17, 0, 2, 12, 8, 22, 74, 1]. 47 percent of accesses are in the largest equivalence class. The 160 initializations are split as follows [0, 2, 29, 9, 0, 0, 4, 0, 0, 0, 12, 8, 22, 74, 0]. The 81 writes are split as follows [3, 0, 0, 0, 1, 2, 64, 8, 0, 2, 0, 0, 0, 0, 1]. [2023-11-29 00:13:03,985 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:13:03" (1/1) ... [2023-11-29 00:13:03,985 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:13:03" (1/1) ... [2023-11-29 00:13:04,042 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:13:03" (1/1) ... [2023-11-29 00:13:04,056 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:13:03" (1/1) ... [2023-11-29 00:13:04,075 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:13:03" (1/1) ... [2023-11-29 00:13:04,089 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:13:03" (1/1) ... [2023-11-29 00:13:04,107 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 00:13:04,108 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 00:13:04,108 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 00:13:04,108 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 00:13:04,109 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:13:03" (1/1) ... [2023-11-29 00:13:04,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:13:04,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:13:04,138 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 00:13:04,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 00:13:04,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-29 00:13:04,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-29 00:13:04,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-29 00:13:04,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-29 00:13:04,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-29 00:13:04,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-29 00:13:04,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-29 00:13:04,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-29 00:13:04,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-29 00:13:04,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-29 00:13:04,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-29 00:13:04,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2023-11-29 00:13:04,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2023-11-29 00:13:04,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2023-11-29 00:13:04,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2023-11-29 00:13:04,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2023-11-29 00:13:04,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2023-11-29 00:13:04,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2023-11-29 00:13:04,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2023-11-29 00:13:04,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2023-11-29 00:13:04,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2023-11-29 00:13:04,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2023-11-29 00:13:04,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2023-11-29 00:13:04,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2023-11-29 00:13:04,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2023-11-29 00:13:04,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2023-11-29 00:13:04,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2023-11-29 00:13:04,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2023-11-29 00:13:04,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2023-11-29 00:13:04,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2023-11-29 00:13:04,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-29 00:13:04,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-29 00:13:04,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-29 00:13:04,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-29 00:13:04,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-29 00:13:04,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-29 00:13:04,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-29 00:13:04,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-29 00:13:04,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-29 00:13:04,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-29 00:13:04,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-29 00:13:04,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2023-11-29 00:13:04,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2023-11-29 00:13:04,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2023-11-29 00:13:04,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2023-11-29 00:13:04,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-29 00:13:04,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-29 00:13:04,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 00:13:04,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 00:13:04,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-29 00:13:04,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-29 00:13:04,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-29 00:13:04,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-29 00:13:04,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-29 00:13:04,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-29 00:13:04,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-29 00:13:04,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-29 00:13:04,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-29 00:13:04,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-29 00:13:04,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-29 00:13:04,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-29 00:13:04,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-29 00:13:04,191 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_alloc [2023-11-29 00:13:04,192 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_alloc [2023-11-29 00:13:04,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2023-11-29 00:13:04,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2023-11-29 00:13:04,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2023-11-29 00:13:04,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2023-11-29 00:13:04,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2023-11-29 00:13:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2023-11-29 00:13:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2023-11-29 00:13:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2023-11-29 00:13:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2023-11-29 00:13:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2023-11-29 00:13:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2023-11-29 00:13:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2023-11-29 00:13:04,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2023-11-29 00:13:04,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2023-11-29 00:13:04,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2023-11-29 00:13:04,194 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2023-11-29 00:13:04,194 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2023-11-29 00:13:04,194 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2023-11-29 00:13:04,194 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2023-11-29 00:13:04,195 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2023-11-29 00:13:04,195 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2023-11-29 00:13:04,195 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2023-11-29 00:13:04,195 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2023-11-29 00:13:04,195 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2023-11-29 00:13:04,195 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2023-11-29 00:13:04,196 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2023-11-29 00:13:04,196 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2023-11-29 00:13:04,196 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2023-11-29 00:13:04,196 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2023-11-29 00:13:04,196 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2023-11-29 00:13:04,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-29 00:13:04,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-29 00:13:04,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-29 00:13:04,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-29 00:13:04,197 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_dealloc_kioc [2023-11-29 00:13:04,197 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_dealloc_kioc [2023-11-29 00:13:04,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-29 00:13:04,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-29 00:13:04,197 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_attach_buf [2023-11-29 00:13:04,197 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_attach_buf [2023-11-29 00:13:04,197 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2023-11-29 00:13:04,197 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2023-11-29 00:13:04,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 00:13:04,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 00:13:04,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-29 00:13:04,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-29 00:13:04,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-29 00:13:04,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-29 00:13:04,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-29 00:13:04,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-29 00:13:04,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-29 00:13:04,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-29 00:13:04,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-29 00:13:04,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-29 00:13:04,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-29 00:13:04,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-29 00:13:04,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-29 00:13:04,200 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-29 00:13:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-29 00:13:04,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-29 00:13:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-29 00:13:04,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-29 00:13:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-29 00:13:04,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2023-11-29 00:13:04,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2023-11-29 00:13:04,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2023-11-29 00:13:04,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2023-11-29 00:13:04,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2023-11-29 00:13:04,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2023-11-29 00:13:04,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2023-11-29 00:13:04,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2023-11-29 00:13:04,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2023-11-29 00:13:04,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2023-11-29 00:13:04,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2023-11-29 00:13:04,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2023-11-29 00:13:04,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2023-11-29 00:13:04,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2023-11-29 00:13:04,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2023-11-29 00:13:04,203 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2023-11-29 00:13:04,203 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2023-11-29 00:13:04,203 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2023-11-29 00:13:04,203 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2023-11-29 00:13:04,203 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2023-11-29 00:13:04,203 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2023-11-29 00:13:04,204 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2023-11-29 00:13:04,204 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2023-11-29 00:13:04,204 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2023-11-29 00:13:04,204 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2023-11-29 00:13:04,204 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2023-11-29 00:13:04,205 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2023-11-29 00:13:04,205 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2023-11-29 00:13:04,205 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2023-11-29 00:13:04,205 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2023-11-29 00:13:04,205 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_ioctl [2023-11-29 00:13:04,205 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_ioctl [2023-11-29 00:13:04,206 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 00:13:04,206 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 00:13:04,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-29 00:13:04,206 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-29 00:13:04,206 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-29 00:13:04,206 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-11-29 00:13:04,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-11-29 00:13:04,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 00:13:04,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 00:13:04,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-29 00:13:04,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-29 00:13:04,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-29 00:13:04,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-29 00:13:04,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-29 00:13:04,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-29 00:13:04,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-29 00:13:04,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-29 00:13:04,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-29 00:13:04,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-29 00:13:04,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-29 00:13:04,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-29 00:13:04,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-29 00:13:04,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-29 00:13:04,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-29 00:13:04,209 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-29 00:13:04,209 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-29 00:13:04,209 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-29 00:13:04,209 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2023-11-29 00:13:04,209 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2023-11-29 00:13:04,209 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-11-29 00:13:04,209 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-11-29 00:13:04,209 INFO L130 BoogieDeclarations]: Found specification of procedure up [2023-11-29 00:13:04,209 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2023-11-29 00:13:04,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-29 00:13:04,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-29 00:13:04,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-29 00:13:04,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-29 00:13:04,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-29 00:13:04,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-29 00:13:04,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-29 00:13:04,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-29 00:13:04,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-29 00:13:04,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-29 00:13:04,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-29 00:13:04,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-29 00:13:04,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-29 00:13:04,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-29 00:13:04,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-29 00:13:04,211 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-29 00:13:04,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-29 00:13:04,211 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-29 00:13:04,212 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-29 00:13:04,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 00:13:04,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-29 00:13:04,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-29 00:13:04,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-29 00:13:04,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-29 00:13:04,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-29 00:13:04,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-29 00:13:04,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-29 00:13:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-29 00:13:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-29 00:13:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-29 00:13:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-29 00:13:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-29 00:13:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-29 00:13:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-29 00:13:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-29 00:13:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-29 00:13:04,213 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-29 00:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-29 00:13:04,214 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-29 00:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 00:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 00:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-29 00:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-29 00:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-29 00:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-29 00:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-29 00:13:04,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-29 00:13:04,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-29 00:13:04,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-29 00:13:04,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-29 00:13:04,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-29 00:13:04,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-29 00:13:04,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-29 00:13:04,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-29 00:13:04,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2023-11-29 00:13:04,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2023-11-29 00:13:04,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2023-11-29 00:13:04,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2023-11-29 00:13:04,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2023-11-29 00:13:04,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2023-11-29 00:13:04,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2023-11-29 00:13:04,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2023-11-29 00:13:04,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2023-11-29 00:13:04,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2023-11-29 00:13:04,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2023-11-29 00:13:04,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2023-11-29 00:13:04,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2023-11-29 00:13:04,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2023-11-29 00:13:04,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2023-11-29 00:13:04,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-29 00:13:04,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-29 00:13:04,217 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-29 00:13:04,217 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-29 00:13:04,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 00:13:04,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 00:13:04,218 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2023-11-29 00:13:04,218 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2023-11-29 00:13:04,644 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 00:13:04,647 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 00:13:05,060 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-29 00:13:07,062 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 00:13:07,186 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 00:13:07,187 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 00:13:07,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:13:07 BoogieIcfgContainer [2023-11-29 00:13:07,188 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 00:13:07,190 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 00:13:07,190 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 00:13:07,193 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 00:13:07,194 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 12:13:02" (1/3) ... [2023-11-29 00:13:07,194 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@405c196 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:13:07, skipping insertion in model container [2023-11-29 00:13:07,194 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:13:03" (2/3) ... [2023-11-29 00:13:07,195 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@405c196 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:13:07, skipping insertion in model container [2023-11-29 00:13:07,195 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:13:07" (3/3) ... [2023-11-29 00:13:07,196 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i [2023-11-29 00:13:07,211 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 00:13:07,211 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 00:13:07,262 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 00:13:07,267 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@44e76814, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 00:13:07,268 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 00:13:07,273 INFO L276 IsEmpty]: Start isEmpty. Operand has 394 states, 287 states have (on average 1.5121951219512195) internal successors, (434), 295 states have internal predecessors, (434), 77 states have call successors, (77), 29 states have call predecessors, (77), 28 states have return successors, (74), 74 states have call predecessors, (74), 74 states have call successors, (74) [2023-11-29 00:13:07,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-29 00:13:07,297 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:13:07,297 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-11-29 00:13:07,298 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:13:07,303 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:13:07,303 INFO L85 PathProgramCache]: Analyzing trace with hash 35495654, now seen corresponding path program 1 times [2023-11-29 00:13:07,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:13:07,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307072981] [2023-11-29 00:13:07,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:07,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:13:07,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:07,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 00:13:07,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:07,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:07,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:07,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:07,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:07,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:07,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:07,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 00:13:07,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:07,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:07,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:07,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:07,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:07,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:07,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:07,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-29 00:13:07,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:07,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-29 00:13:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:07,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 00:13:07,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:07,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-29 00:13:07,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:07,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:07,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:07,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:07,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:07,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:07,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 00:13:07,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:07,970 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-11-29 00:13:07,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:13:07,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307072981] [2023-11-29 00:13:07,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307072981] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:13:07,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:13:07,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 00:13:07,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091744722] [2023-11-29 00:13:07,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:13:07,979 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 00:13:07,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:13:08,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 00:13:08,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 00:13:08,013 INFO L87 Difference]: Start difference. First operand has 394 states, 287 states have (on average 1.5121951219512195) internal successors, (434), 295 states have internal predecessors, (434), 77 states have call successors, (77), 29 states have call predecessors, (77), 28 states have return successors, (74), 74 states have call predecessors, (74), 74 states have call successors, (74) Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-11-29 00:13:08,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:13:08,747 INFO L93 Difference]: Finished difference Result 835 states and 1256 transitions. [2023-11-29 00:13:08,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 00:13:08,750 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 111 [2023-11-29 00:13:08,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:13:08,766 INFO L225 Difference]: With dead ends: 835 [2023-11-29 00:13:08,766 INFO L226 Difference]: Without dead ends: 423 [2023-11-29 00:13:08,774 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 00:13:08,777 INFO L413 NwaCegarLoop]: 435 mSDtfsCounter, 215 mSDsluCounter, 658 mSDsCounter, 0 mSdLazyCounter, 390 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 1093 SdHoareTripleChecker+Invalid, 464 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 390 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-29 00:13:08,778 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [240 Valid, 1093 Invalid, 464 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 390 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-29 00:13:08,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2023-11-29 00:13:08,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 409. [2023-11-29 00:13:08,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 409 states, 303 states have (on average 1.471947194719472) internal successors, (446), 307 states have internal predecessors, (446), 76 states have call successors, (76), 30 states have call predecessors, (76), 29 states have return successors, (75), 74 states have call predecessors, (75), 75 states have call successors, (75) [2023-11-29 00:13:08,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 597 transitions. [2023-11-29 00:13:08,876 INFO L78 Accepts]: Start accepts. Automaton has 409 states and 597 transitions. Word has length 111 [2023-11-29 00:13:08,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:13:08,877 INFO L495 AbstractCegarLoop]: Abstraction has 409 states and 597 transitions. [2023-11-29 00:13:08,877 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-11-29 00:13:08,877 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 597 transitions. [2023-11-29 00:13:08,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-29 00:13:08,884 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:13:08,884 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-11-29 00:13:08,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 00:13:08,885 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:13:08,885 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:13:08,885 INFO L85 PathProgramCache]: Analyzing trace with hash -53502582, now seen corresponding path program 1 times [2023-11-29 00:13:08,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:13:08,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646256238] [2023-11-29 00:13:08,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:08,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:13:08,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:09,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-29 00:13:09,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:09,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-29 00:13:09,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:09,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 00:13:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:09,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:09,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:09,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:09,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:09,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:09,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:09,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-29 00:13:09,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:09,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:09,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:09,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:09,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:09,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:09,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:09,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 00:13:09,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:09,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 00:13:09,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:09,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-29 00:13:09,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:09,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-29 00:13:09,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:09,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:09,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:09,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:09,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:09,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:09,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-29 00:13:09,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:09,356 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-29 00:13:09,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:13:09,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646256238] [2023-11-29 00:13:09,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646256238] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:13:09,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:13:09,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 00:13:09,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947833513] [2023-11-29 00:13:09,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:13:09,359 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 00:13:09,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:13:09,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 00:13:09,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 00:13:09,360 INFO L87 Difference]: Start difference. First operand 409 states and 597 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-29 00:13:11,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:13:11,236 INFO L93 Difference]: Finished difference Result 841 states and 1234 transitions. [2023-11-29 00:13:11,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 00:13:11,236 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 139 [2023-11-29 00:13:11,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:13:11,241 INFO L225 Difference]: With dead ends: 841 [2023-11-29 00:13:11,241 INFO L226 Difference]: Without dead ends: 433 [2023-11-29 00:13:11,243 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 00:13:11,245 INFO L413 NwaCegarLoop]: 352 mSDtfsCounter, 725 mSDsluCounter, 272 mSDsCounter, 0 mSdLazyCounter, 613 mSolverCounterSat, 292 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 767 SdHoareTripleChecker+Valid, 624 SdHoareTripleChecker+Invalid, 905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 292 IncrementalHoareTripleChecker+Valid, 613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-11-29 00:13:11,245 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [767 Valid, 624 Invalid, 905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [292 Valid, 613 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-11-29 00:13:11,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2023-11-29 00:13:11,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 409. [2023-11-29 00:13:11,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 409 states, 303 states have (on average 1.4422442244224423) internal successors, (437), 307 states have internal predecessors, (437), 76 states have call successors, (76), 30 states have call predecessors, (76), 29 states have return successors, (75), 74 states have call predecessors, (75), 75 states have call successors, (75) [2023-11-29 00:13:11,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 588 transitions. [2023-11-29 00:13:11,283 INFO L78 Accepts]: Start accepts. Automaton has 409 states and 588 transitions. Word has length 139 [2023-11-29 00:13:11,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:13:11,283 INFO L495 AbstractCegarLoop]: Abstraction has 409 states and 588 transitions. [2023-11-29 00:13:11,283 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-29 00:13:11,284 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 588 transitions. [2023-11-29 00:13:11,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-29 00:13:11,287 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:13:11,287 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-11-29 00:13:11,287 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 00:13:11,288 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:13:11,288 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:13:11,288 INFO L85 PathProgramCache]: Analyzing trace with hash 1186379161, now seen corresponding path program 1 times [2023-11-29 00:13:11,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:13:11,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798254657] [2023-11-29 00:13:11,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:11,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:13:11,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:11,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:11,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:11,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 00:13:11,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:11,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 00:13:11,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:11,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 00:13:11,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:11,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-29 00:13:11,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:11,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:11,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:11,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:11,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:11,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:11,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:11,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 00:13:11,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:11,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:11,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:11,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:11,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:11,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:11,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:11,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-29 00:13:11,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:11,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-29 00:13:11,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:11,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-29 00:13:11,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:11,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-29 00:13:11,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:11,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-29 00:13:11,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:11,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:11,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:11,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:11,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:11,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:11,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:11,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-29 00:13:11,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:11,651 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2023-11-29 00:13:11,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:13:11,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798254657] [2023-11-29 00:13:11,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798254657] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:13:11,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:13:11,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 00:13:11,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758042438] [2023-11-29 00:13:11,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:13:11,653 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 00:13:11,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:13:11,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 00:13:11,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 00:13:11,654 INFO L87 Difference]: Start difference. First operand 409 states and 588 transitions. Second operand has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2023-11-29 00:13:14,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:13:14,654 INFO L93 Difference]: Finished difference Result 901 states and 1303 transitions. [2023-11-29 00:13:14,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-29 00:13:14,656 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 149 [2023-11-29 00:13:14,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:13:14,660 INFO L225 Difference]: With dead ends: 901 [2023-11-29 00:13:14,661 INFO L226 Difference]: Without dead ends: 493 [2023-11-29 00:13:14,663 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2023-11-29 00:13:14,664 INFO L413 NwaCegarLoop]: 387 mSDtfsCounter, 444 mSDsluCounter, 862 mSDsCounter, 0 mSdLazyCounter, 1033 mSolverCounterSat, 299 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 466 SdHoareTripleChecker+Valid, 1249 SdHoareTripleChecker+Invalid, 1332 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 299 IncrementalHoareTripleChecker+Valid, 1033 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-29 00:13:14,665 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [466 Valid, 1249 Invalid, 1332 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [299 Valid, 1033 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-29 00:13:14,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2023-11-29 00:13:14,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 453. [2023-11-29 00:13:14,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 453 states, 340 states have (on average 1.4323529411764706) internal successors, (487), 345 states have internal predecessors, (487), 79 states have call successors, (79), 34 states have call predecessors, (79), 33 states have return successors, (78), 76 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-29 00:13:14,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 644 transitions. [2023-11-29 00:13:14,710 INFO L78 Accepts]: Start accepts. Automaton has 453 states and 644 transitions. Word has length 149 [2023-11-29 00:13:14,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:13:14,711 INFO L495 AbstractCegarLoop]: Abstraction has 453 states and 644 transitions. [2023-11-29 00:13:14,711 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2023-11-29 00:13:14,711 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 644 transitions. [2023-11-29 00:13:14,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-29 00:13:14,716 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:13:14,716 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:13:14,716 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 00:13:14,717 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:13:14,717 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:13:14,717 INFO L85 PathProgramCache]: Analyzing trace with hash -498619223, now seen corresponding path program 1 times [2023-11-29 00:13:14,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:13:14,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276540575] [2023-11-29 00:13:14,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:14,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:13:14,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:14,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:14,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:14,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 00:13:14,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:14,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 00:13:14,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:14,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 00:13:14,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:14,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-29 00:13:14,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:14,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:14,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:14,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:14,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:14,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:14,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-29 00:13:14,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:14,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:14,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:14,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:14,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:14,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:14,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:15,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-29 00:13:15,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:15,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-29 00:13:15,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:15,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-29 00:13:15,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:15,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-11-29 00:13:15,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:15,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-29 00:13:15,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:15,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:15,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:15,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:15,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:15,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:15,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:15,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-11-29 00:13:15,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:15,042 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-29 00:13:15,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:13:15,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276540575] [2023-11-29 00:13:15,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276540575] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:13:15,043 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:13:15,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 00:13:15,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809287786] [2023-11-29 00:13:15,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:13:15,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 00:13:15,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:13:15,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 00:13:15,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 00:13:15,045 INFO L87 Difference]: Start difference. First operand 453 states and 644 transitions. Second operand has 6 states, 6 states have (on average 16.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-29 00:13:17,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:13:17,385 INFO L93 Difference]: Finished difference Result 945 states and 1354 transitions. [2023-11-29 00:13:17,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 00:13:17,386 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (19), 5 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 165 [2023-11-29 00:13:17,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:13:17,390 INFO L225 Difference]: With dead ends: 945 [2023-11-29 00:13:17,390 INFO L226 Difference]: Without dead ends: 493 [2023-11-29 00:13:17,391 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-29 00:13:17,392 INFO L413 NwaCegarLoop]: 359 mSDtfsCounter, 365 mSDsluCounter, 821 mSDsCounter, 0 mSdLazyCounter, 1004 mSolverCounterSat, 295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 383 SdHoareTripleChecker+Valid, 1180 SdHoareTripleChecker+Invalid, 1299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 295 IncrementalHoareTripleChecker+Valid, 1004 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-29 00:13:17,393 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [383 Valid, 1180 Invalid, 1299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [295 Valid, 1004 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-29 00:13:17,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2023-11-29 00:13:17,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 454. [2023-11-29 00:13:17,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 454 states, 341 states have (on average 1.4310850439882699) internal successors, (488), 346 states have internal predecessors, (488), 79 states have call successors, (79), 34 states have call predecessors, (79), 33 states have return successors, (78), 76 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-29 00:13:17,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 645 transitions. [2023-11-29 00:13:17,428 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 645 transitions. Word has length 165 [2023-11-29 00:13:17,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:13:17,429 INFO L495 AbstractCegarLoop]: Abstraction has 454 states and 645 transitions. [2023-11-29 00:13:17,429 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-29 00:13:17,429 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 645 transitions. [2023-11-29 00:13:17,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-29 00:13:17,432 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:13:17,432 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:13:17,432 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 00:13:17,432 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:13:17,433 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:13:17,433 INFO L85 PathProgramCache]: Analyzing trace with hash 420780071, now seen corresponding path program 1 times [2023-11-29 00:13:17,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:13:17,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699488185] [2023-11-29 00:13:17,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:17,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:13:17,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:17,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:17,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:17,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 00:13:17,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:17,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 00:13:17,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:17,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 00:13:17,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:17,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-29 00:13:17,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:17,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:17,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:17,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:17,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:17,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:17,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:17,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-29 00:13:17,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:17,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:17,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:17,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:17,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:17,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:17,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:17,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-29 00:13:17,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:17,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-29 00:13:17,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:17,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-29 00:13:17,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:17,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-11-29 00:13:17,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:17,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-29 00:13:17,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:17,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:17,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:17,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:17,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:17,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:17,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:17,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-11-29 00:13:17,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:17,974 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2023-11-29 00:13:17,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:13:17,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699488185] [2023-11-29 00:13:17,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699488185] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:13:17,975 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:13:17,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 00:13:17,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121797711] [2023-11-29 00:13:17,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:13:17,975 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 00:13:17,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:13:17,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 00:13:17,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-29 00:13:17,977 INFO L87 Difference]: Start difference. First operand 454 states and 645 transitions. Second operand has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-29 00:13:20,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:13:20,447 INFO L93 Difference]: Finished difference Result 949 states and 1361 transitions. [2023-11-29 00:13:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 00:13:20,447 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (19), 5 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 165 [2023-11-29 00:13:20,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:13:20,451 INFO L225 Difference]: With dead ends: 949 [2023-11-29 00:13:20,451 INFO L226 Difference]: Without dead ends: 496 [2023-11-29 00:13:20,453 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2023-11-29 00:13:20,454 INFO L413 NwaCegarLoop]: 361 mSDtfsCounter, 369 mSDsluCounter, 1149 mSDsCounter, 0 mSdLazyCounter, 1245 mSolverCounterSat, 295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 387 SdHoareTripleChecker+Valid, 1510 SdHoareTripleChecker+Invalid, 1540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 295 IncrementalHoareTripleChecker+Valid, 1245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-29 00:13:20,454 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [387 Valid, 1510 Invalid, 1540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [295 Valid, 1245 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-11-29 00:13:20,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 496 states. [2023-11-29 00:13:20,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 496 to 456. [2023-11-29 00:13:20,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 456 states, 343 states have (on average 1.4285714285714286) internal successors, (490), 348 states have internal predecessors, (490), 79 states have call successors, (79), 34 states have call predecessors, (79), 33 states have return successors, (78), 76 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-29 00:13:20,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 647 transitions. [2023-11-29 00:13:20,487 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 647 transitions. Word has length 165 [2023-11-29 00:13:20,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:13:20,487 INFO L495 AbstractCegarLoop]: Abstraction has 456 states and 647 transitions. [2023-11-29 00:13:20,488 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-29 00:13:20,488 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 647 transitions. [2023-11-29 00:13:20,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-29 00:13:20,492 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:13:20,492 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2023-11-29 00:13:20,492 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-29 00:13:20,492 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:13:20,492 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:13:20,493 INFO L85 PathProgramCache]: Analyzing trace with hash 486487552, now seen corresponding path program 1 times [2023-11-29 00:13:20,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:13:20,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85308213] [2023-11-29 00:13:20,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:20,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:13:20,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:20,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 00:13:20,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 00:13:20,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 00:13:20,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 00:13:20,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:20,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:20,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:20,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 00:13:20,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:20,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:20,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:20,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-29 00:13:20,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:20,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:20,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:20,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-29 00:13:20,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-29 00:13:20,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 00:13:20,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-29 00:13:20,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 00:13:20,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:20,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:20,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:20,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-11-29 00:13:20,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:20,912 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-11-29 00:13:20,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:13:20,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85308213] [2023-11-29 00:13:20,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85308213] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:13:20,913 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:13:20,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 00:13:20,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614420585] [2023-11-29 00:13:20,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:13:20,913 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 00:13:20,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:13:20,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 00:13:20,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 00:13:20,914 INFO L87 Difference]: Start difference. First operand 456 states and 647 transitions. Second operand has 6 states, 6 states have (on average 15.0) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-29 00:13:23,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:13:23,855 INFO L93 Difference]: Finished difference Result 962 states and 1384 transitions. [2023-11-29 00:13:23,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 00:13:23,856 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.0) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 180 [2023-11-29 00:13:23,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:13:23,861 INFO L225 Difference]: With dead ends: 962 [2023-11-29 00:13:23,861 INFO L226 Difference]: Without dead ends: 507 [2023-11-29 00:13:23,863 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-11-29 00:13:23,864 INFO L413 NwaCegarLoop]: 363 mSDtfsCounter, 390 mSDsluCounter, 829 mSDsCounter, 0 mSdLazyCounter, 1017 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 408 SdHoareTripleChecker+Valid, 1192 SdHoareTripleChecker+Invalid, 1324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 1017 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-29 00:13:23,864 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [408 Valid, 1192 Invalid, 1324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 1017 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-29 00:13:23,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 507 states. [2023-11-29 00:13:23,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 507 to 457. [2023-11-29 00:13:23,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 457 states, 344 states have (on average 1.427325581395349) internal successors, (491), 349 states have internal predecessors, (491), 79 states have call successors, (79), 34 states have call predecessors, (79), 33 states have return successors, (78), 76 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-29 00:13:23,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 648 transitions. [2023-11-29 00:13:23,896 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 648 transitions. Word has length 180 [2023-11-29 00:13:23,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:13:23,897 INFO L495 AbstractCegarLoop]: Abstraction has 457 states and 648 transitions. [2023-11-29 00:13:23,897 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.0) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-29 00:13:23,897 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 648 transitions. [2023-11-29 00:13:23,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-29 00:13:23,901 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:13:23,901 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:13:23,902 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-29 00:13:23,902 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:13:23,902 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:13:23,902 INFO L85 PathProgramCache]: Analyzing trace with hash 672561588, now seen corresponding path program 1 times [2023-11-29 00:13:23,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:13:23,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180132688] [2023-11-29 00:13:23,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:23,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:13:23,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:24,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 00:13:24,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 00:13:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 00:13:24,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-29 00:13:24,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:24,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:24,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-29 00:13:24,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:24,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:24,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:24,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-29 00:13:24,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:24,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:24,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:24,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-29 00:13:24,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 00:13:24,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-29 00:13:24,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-11-29 00:13:24,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-29 00:13:24,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:24,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:24,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:24,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2023-11-29 00:13:24,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,250 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-29 00:13:24,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:13:24,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180132688] [2023-11-29 00:13:24,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180132688] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 00:13:24,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1255433024] [2023-11-29 00:13:24,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:24,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:13:24,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:13:24,254 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:13:24,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 00:13:24,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:24,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 1982 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 00:13:24,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:13:25,003 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2023-11-29 00:13:25,003 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:13:25,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1255433024] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:13:25,004 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 00:13:25,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-11-29 00:13:25,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437024597] [2023-11-29 00:13:25,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:13:25,005 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:13:25,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:13:25,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:13:25,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-29 00:13:25,006 INFO L87 Difference]: Start difference. First operand 457 states and 648 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-29 00:13:25,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:13:25,139 INFO L93 Difference]: Finished difference Result 461 states and 652 transitions. [2023-11-29 00:13:25,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:13:25,139 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 186 [2023-11-29 00:13:25,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:13:25,143 INFO L225 Difference]: With dead ends: 461 [2023-11-29 00:13:25,143 INFO L226 Difference]: Without dead ends: 458 [2023-11-29 00:13:25,144 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 239 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-29 00:13:25,145 INFO L413 NwaCegarLoop]: 502 mSDtfsCounter, 0 mSDsluCounter, 497 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 999 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 00:13:25,145 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 999 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 00:13:25,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2023-11-29 00:13:25,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 458. [2023-11-29 00:13:25,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 458 states, 345 states have (on average 1.4260869565217391) internal successors, (492), 350 states have internal predecessors, (492), 79 states have call successors, (79), 34 states have call predecessors, (79), 33 states have return successors, (78), 76 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-29 00:13:25,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 649 transitions. [2023-11-29 00:13:25,173 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 649 transitions. Word has length 186 [2023-11-29 00:13:25,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:13:25,173 INFO L495 AbstractCegarLoop]: Abstraction has 458 states and 649 transitions. [2023-11-29 00:13:25,174 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-29 00:13:25,174 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 649 transitions. [2023-11-29 00:13:25,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-29 00:13:25,178 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:13:25,178 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:13:25,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 00:13:25,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:13:25,379 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:13:25,379 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:13:25,379 INFO L85 PathProgramCache]: Analyzing trace with hash -1724936819, now seen corresponding path program 1 times [2023-11-29 00:13:25,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:13:25,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171414066] [2023-11-29 00:13:25,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:25,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:13:25,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:25,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 00:13:25,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 00:13:25,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 00:13:25,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-29 00:13:25,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:25,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:25,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:25,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-29 00:13:25,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:25,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:25,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:25,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-29 00:13:25,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:25,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:25,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:25,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-29 00:13:25,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 00:13:25,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-29 00:13:25,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-11-29 00:13:25,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-29 00:13:25,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:25,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:25,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:25,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2023-11-29 00:13:25,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:25,784 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-29 00:13:25,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:13:25,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171414066] [2023-11-29 00:13:25,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171414066] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 00:13:25,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [341343307] [2023-11-29 00:13:25,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:25,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:13:25,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:13:25,786 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:13:25,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 00:13:26,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:26,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 1998 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 00:13:26,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:13:26,594 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2023-11-29 00:13:26,594 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:13:26,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [341343307] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:13:26,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 00:13:26,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-11-29 00:13:26,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854668877] [2023-11-29 00:13:26,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:13:26,596 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:13:26,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:13:26,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:13:26,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-29 00:13:26,597 INFO L87 Difference]: Start difference. First operand 458 states and 649 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-29 00:13:26,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:13:26,739 INFO L93 Difference]: Finished difference Result 922 states and 1315 transitions. [2023-11-29 00:13:26,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:13:26,740 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 188 [2023-11-29 00:13:26,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:13:26,743 INFO L225 Difference]: With dead ends: 922 [2023-11-29 00:13:26,743 INFO L226 Difference]: Without dead ends: 465 [2023-11-29 00:13:26,746 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 235 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-29 00:13:26,747 INFO L413 NwaCegarLoop]: 501 mSDtfsCounter, 3 mSDsluCounter, 497 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 998 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 00:13:26,747 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 998 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 00:13:26,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2023-11-29 00:13:26,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 463. [2023-11-29 00:13:26,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 463 states, 350 states have (on average 1.4257142857142857) internal successors, (499), 355 states have internal predecessors, (499), 79 states have call successors, (79), 34 states have call predecessors, (79), 33 states have return successors, (78), 76 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-29 00:13:26,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 656 transitions. [2023-11-29 00:13:26,777 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 656 transitions. Word has length 188 [2023-11-29 00:13:26,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:13:26,777 INFO L495 AbstractCegarLoop]: Abstraction has 463 states and 656 transitions. [2023-11-29 00:13:26,777 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-29 00:13:26,778 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 656 transitions. [2023-11-29 00:13:26,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-29 00:13:26,782 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:13:26,782 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2023-11-29 00:13:26,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 00:13:26,982 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:13:26,983 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:13:26,983 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:13:26,983 INFO L85 PathProgramCache]: Analyzing trace with hash -646760247, now seen corresponding path program 1 times [2023-11-29 00:13:26,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:13:26,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278575486] [2023-11-29 00:13:26,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:26,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:13:27,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:27,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 00:13:27,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 00:13:27,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 00:13:27,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 00:13:27,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:27,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:27,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 00:13:27,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:27,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:27,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-29 00:13:27,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:27,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:27,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:27,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-29 00:13:27,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-29 00:13:27,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 00:13:27,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-29 00:13:27,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 00:13:27,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:27,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:27,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2023-11-29 00:13:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-29 00:13:27,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-11-29 00:13:27,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:27,546 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-29 00:13:27,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:13:27,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278575486] [2023-11-29 00:13:27,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278575486] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:13:27,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:13:27,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 00:13:27,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851248819] [2023-11-29 00:13:27,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:13:27,548 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 00:13:27,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:13:27,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 00:13:27,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-29 00:13:27,549 INFO L87 Difference]: Start difference. First operand 463 states and 656 transitions. Second operand has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-29 00:13:29,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:13:29,989 INFO L93 Difference]: Finished difference Result 961 states and 1372 transitions. [2023-11-29 00:13:29,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 00:13:29,989 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 197 [2023-11-29 00:13:29,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:13:29,992 INFO L225 Difference]: With dead ends: 961 [2023-11-29 00:13:29,993 INFO L226 Difference]: Without dead ends: 499 [2023-11-29 00:13:29,994 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2023-11-29 00:13:29,995 INFO L413 NwaCegarLoop]: 361 mSDtfsCounter, 365 mSDsluCounter, 1149 mSDsCounter, 0 mSdLazyCounter, 1246 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 383 SdHoareTripleChecker+Valid, 1510 SdHoareTripleChecker+Invalid, 1535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1246 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-29 00:13:29,995 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [383 Valid, 1510 Invalid, 1535 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1246 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-11-29 00:13:29,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2023-11-29 00:13:30,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 463. [2023-11-29 00:13:30,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 463 states, 350 states have (on average 1.4257142857142857) internal successors, (499), 355 states have internal predecessors, (499), 79 states have call successors, (79), 34 states have call predecessors, (79), 33 states have return successors, (78), 76 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-29 00:13:30,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 656 transitions. [2023-11-29 00:13:30,015 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 656 transitions. Word has length 197 [2023-11-29 00:13:30,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:13:30,015 INFO L495 AbstractCegarLoop]: Abstraction has 463 states and 656 transitions. [2023-11-29 00:13:30,015 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-29 00:13:30,015 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 656 transitions. [2023-11-29 00:13:30,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-11-29 00:13:30,018 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:13:30,018 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2023-11-29 00:13:30,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-29 00:13:30,019 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:13:30,019 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:13:30,019 INFO L85 PathProgramCache]: Analyzing trace with hash 1978896325, now seen corresponding path program 1 times [2023-11-29 00:13:30,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:13:30,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552595902] [2023-11-29 00:13:30,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:30,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:13:30,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:30,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 00:13:30,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 00:13:30,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 00:13:30,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 00:13:30,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:30,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:30,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:30,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 00:13:30,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:30,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:30,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:30,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-29 00:13:30,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:30,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:30,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:30,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-29 00:13:30,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-29 00:13:30,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-29 00:13:30,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-29 00:13:30,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-29 00:13:30,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:30,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:30,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:30,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-29 00:13:30,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-29 00:13:30,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-29 00:13:30,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:30,336 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2023-11-29 00:13:30,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:13:30,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552595902] [2023-11-29 00:13:30,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552595902] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 00:13:30,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [712256073] [2023-11-29 00:13:30,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:30,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:13:30,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:13:30,338 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:13:30,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 00:13:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:31,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 2021 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 00:13:31,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:13:31,134 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-29 00:13:31,134 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:13:31,261 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2023-11-29 00:13:31,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [712256073] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 00:13:31,261 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 00:13:31,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4, 4] total 10 [2023-11-29 00:13:31,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205310560] [2023-11-29 00:13:31,262 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 00:13:31,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 00:13:31,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:13:31,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 00:13:31,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-11-29 00:13:31,264 INFO L87 Difference]: Start difference. First operand 463 states and 656 transitions. Second operand has 10 states, 10 states have (on average 11.9) internal successors, (119), 7 states have internal predecessors, (119), 5 states have call successors, (33), 5 states have call predecessors, (33), 2 states have return successors, (23), 5 states have call predecessors, (23), 5 states have call successors, (23) [2023-11-29 00:13:34,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:13:34,158 INFO L93 Difference]: Finished difference Result 1007 states and 1454 transitions. [2023-11-29 00:13:34,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-29 00:13:34,158 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.9) internal successors, (119), 7 states have internal predecessors, (119), 5 states have call successors, (33), 5 states have call predecessors, (33), 2 states have return successors, (23), 5 states have call predecessors, (23), 5 states have call successors, (23) Word has length 195 [2023-11-29 00:13:34,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:13:34,162 INFO L225 Difference]: With dead ends: 1007 [2023-11-29 00:13:34,163 INFO L226 Difference]: Without dead ends: 545 [2023-11-29 00:13:34,165 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 462 GetRequests, 442 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=123, Invalid=339, Unknown=0, NotChecked=0, Total=462 [2023-11-29 00:13:34,165 INFO L413 NwaCegarLoop]: 367 mSDtfsCounter, 442 mSDsluCounter, 829 mSDsCounter, 0 mSdLazyCounter, 1141 mSolverCounterSat, 317 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 457 SdHoareTripleChecker+Valid, 1196 SdHoareTripleChecker+Invalid, 1458 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 317 IncrementalHoareTripleChecker+Valid, 1141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-11-29 00:13:34,166 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [457 Valid, 1196 Invalid, 1458 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [317 Valid, 1141 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-11-29 00:13:34,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states. [2023-11-29 00:13:34,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 497. [2023-11-29 00:13:34,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 497 states, 378 states have (on average 1.4206349206349207) internal successors, (537), 385 states have internal predecessors, (537), 85 states have call successors, (85), 34 states have call predecessors, (85), 33 states have return successors, (84), 82 states have call predecessors, (84), 84 states have call successors, (84) [2023-11-29 00:13:34,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 706 transitions. [2023-11-29 00:13:34,198 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 706 transitions. Word has length 195 [2023-11-29 00:13:34,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:13:34,198 INFO L495 AbstractCegarLoop]: Abstraction has 497 states and 706 transitions. [2023-11-29 00:13:34,199 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.9) internal successors, (119), 7 states have internal predecessors, (119), 5 states have call successors, (33), 5 states have call predecessors, (33), 2 states have return successors, (23), 5 states have call predecessors, (23), 5 states have call successors, (23) [2023-11-29 00:13:34,199 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 706 transitions. [2023-11-29 00:13:34,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-29 00:13:34,203 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:13:34,204 INFO L195 NwaCegarLoop]: trace histogram [4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:13:34,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 00:13:34,404 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-29 00:13:34,404 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:13:34,405 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:13:34,405 INFO L85 PathProgramCache]: Analyzing trace with hash 671689684, now seen corresponding path program 1 times [2023-11-29 00:13:34,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:13:34,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646403401] [2023-11-29 00:13:34,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:34,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:13:34,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:34,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 00:13:34,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 00:13:34,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 00:13:34,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 00:13:34,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:34,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:34,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 00:13:34,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:34,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:34,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-29 00:13:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:34,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:34,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-29 00:13:34,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-29 00:13:34,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-29 00:13:34,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-29 00:13:34,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-29 00:13:34,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:34,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:34,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:34,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 00:13:34,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2023-11-29 00:13:34,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-29 00:13:34,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:34,837 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2023-11-29 00:13:34,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:13:34,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646403401] [2023-11-29 00:13:34,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646403401] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 00:13:34,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [194529145] [2023-11-29 00:13:34,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:34,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:13:34,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:13:34,839 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:13:34,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 00:13:35,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:35,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 2051 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 00:13:35,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:13:35,679 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-29 00:13:35,679 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:13:35,803 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2023-11-29 00:13:35,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [194529145] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 00:13:35,803 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 00:13:35,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7, 7] total 11 [2023-11-29 00:13:35,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856684238] [2023-11-29 00:13:35,804 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 00:13:35,805 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-29 00:13:35,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:13:35,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-29 00:13:35,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2023-11-29 00:13:35,806 INFO L87 Difference]: Start difference. First operand 497 states and 706 transitions. Second operand has 11 states, 11 states have (on average 10.636363636363637) internal successors, (117), 8 states have internal predecessors, (117), 3 states have call successors, (31), 5 states have call predecessors, (31), 2 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2023-11-29 00:13:38,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:13:38,272 INFO L93 Difference]: Finished difference Result 1058 states and 1527 transitions. [2023-11-29 00:13:38,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-29 00:13:38,273 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 10.636363636363637) internal successors, (117), 8 states have internal predecessors, (117), 3 states have call successors, (31), 5 states have call predecessors, (31), 2 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 204 [2023-11-29 00:13:38,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:13:38,277 INFO L225 Difference]: With dead ends: 1058 [2023-11-29 00:13:38,277 INFO L226 Difference]: Without dead ends: 562 [2023-11-29 00:13:38,280 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 485 GetRequests, 458 SyntacticMatches, 4 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=161, Invalid=439, Unknown=0, NotChecked=0, Total=600 [2023-11-29 00:13:38,280 INFO L413 NwaCegarLoop]: 365 mSDtfsCounter, 471 mSDsluCounter, 1154 mSDsCounter, 0 mSdLazyCounter, 1333 mSolverCounterSat, 336 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 486 SdHoareTripleChecker+Valid, 1519 SdHoareTripleChecker+Invalid, 1669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 336 IncrementalHoareTripleChecker+Valid, 1333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-29 00:13:38,281 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [486 Valid, 1519 Invalid, 1669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [336 Valid, 1333 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-29 00:13:38,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states. [2023-11-29 00:13:38,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 509. [2023-11-29 00:13:38,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 509 states, 388 states have (on average 1.4201030927835052) internal successors, (551), 396 states have internal predecessors, (551), 87 states have call successors, (87), 34 states have call predecessors, (87), 33 states have return successors, (86), 84 states have call predecessors, (86), 86 states have call successors, (86) [2023-11-29 00:13:38,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 509 states and 724 transitions. [2023-11-29 00:13:38,314 INFO L78 Accepts]: Start accepts. Automaton has 509 states and 724 transitions. Word has length 204 [2023-11-29 00:13:38,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:13:38,314 INFO L495 AbstractCegarLoop]: Abstraction has 509 states and 724 transitions. [2023-11-29 00:13:38,315 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 10.636363636363637) internal successors, (117), 8 states have internal predecessors, (117), 3 states have call successors, (31), 5 states have call predecessors, (31), 2 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2023-11-29 00:13:38,315 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 724 transitions. [2023-11-29 00:13:38,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-29 00:13:38,318 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:13:38,319 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2023-11-29 00:13:38,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-29 00:13:38,523 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-11-29 00:13:38,523 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:13:38,524 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:13:38,524 INFO L85 PathProgramCache]: Analyzing trace with hash 1841592705, now seen corresponding path program 1 times [2023-11-29 00:13:38,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:13:38,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475497270] [2023-11-29 00:13:38,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:38,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:13:38,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:38,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:38,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:38,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 00:13:38,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:38,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 00:13:38,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:38,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 00:13:38,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:38,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 00:13:38,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:38,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:38,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:38,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:38,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:38,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:38,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:38,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 00:13:38,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:38,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:38,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:38,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:38,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:38,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:38,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:39,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-29 00:13:39,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:39,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:39,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:39,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:39,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:39,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:39,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:39,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-29 00:13:39,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:39,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-29 00:13:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:39,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-29 00:13:39,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:39,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-29 00:13:39,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:39,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-29 00:13:39,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:39,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:39,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:39,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:39,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:39,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:39,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-11-29 00:13:39,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:39,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2023-11-29 00:13:39,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:39,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2023-11-29 00:13:39,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:39,079 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-29 00:13:39,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:13:39,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475497270] [2023-11-29 00:13:39,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475497270] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:13:39,079 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:13:39,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 00:13:39,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135129560] [2023-11-29 00:13:39,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:13:39,080 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 00:13:39,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:13:39,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 00:13:39,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 00:13:39,081 INFO L87 Difference]: Start difference. First operand 509 states and 724 transitions. Second operand has 6 states, 6 states have (on average 16.666666666666668) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-29 00:13:41,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:13:41,426 INFO L93 Difference]: Finished difference Result 1054 states and 1511 transitions. [2023-11-29 00:13:41,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 00:13:41,427 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.666666666666668) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 207 [2023-11-29 00:13:41,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:13:41,430 INFO L225 Difference]: With dead ends: 1054 [2023-11-29 00:13:41,431 INFO L226 Difference]: Without dead ends: 546 [2023-11-29 00:13:41,432 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2023-11-29 00:13:41,432 INFO L413 NwaCegarLoop]: 364 mSDtfsCounter, 362 mSDsluCounter, 835 mSDsCounter, 0 mSdLazyCounter, 1010 mSolverCounterSat, 287 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 380 SdHoareTripleChecker+Valid, 1199 SdHoareTripleChecker+Invalid, 1297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 287 IncrementalHoareTripleChecker+Valid, 1010 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-29 00:13:41,433 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [380 Valid, 1199 Invalid, 1297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [287 Valid, 1010 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-29 00:13:41,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 546 states. [2023-11-29 00:13:41,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 546 to 511. [2023-11-29 00:13:41,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 511 states, 390 states have (on average 1.417948717948718) internal successors, (553), 398 states have internal predecessors, (553), 87 states have call successors, (87), 34 states have call predecessors, (87), 33 states have return successors, (86), 84 states have call predecessors, (86), 86 states have call successors, (86) [2023-11-29 00:13:41,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 511 states and 726 transitions. [2023-11-29 00:13:41,469 INFO L78 Accepts]: Start accepts. Automaton has 511 states and 726 transitions. Word has length 207 [2023-11-29 00:13:41,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:13:41,469 INFO L495 AbstractCegarLoop]: Abstraction has 511 states and 726 transitions. [2023-11-29 00:13:41,470 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.666666666666668) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-29 00:13:41,470 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 726 transitions. [2023-11-29 00:13:41,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-29 00:13:41,474 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:13:41,474 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2023-11-29 00:13:41,474 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-29 00:13:41,474 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:13:41,474 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:13:41,475 INFO L85 PathProgramCache]: Analyzing trace with hash 1356048448, now seen corresponding path program 1 times [2023-11-29 00:13:41,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:13:41,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496022845] [2023-11-29 00:13:41,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:41,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:13:41,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:41,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 00:13:41,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 00:13:41,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 00:13:41,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 00:13:41,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:41,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:41,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:41,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-29 00:13:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:41,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:41,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:41,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-29 00:13:41,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:41,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:41,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:41,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-29 00:13:41,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 00:13:41,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-29 00:13:41,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-11-29 00:13:41,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-29 00:13:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:41,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:41,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:41,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2023-11-29 00:13:41,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 00:13:41,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 00:13:41,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:41,990 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-29 00:13:41,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:13:41,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496022845] [2023-11-29 00:13:41,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496022845] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 00:13:41,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [302253494] [2023-11-29 00:13:41,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:41,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:13:41,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:13:41,992 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:13:41,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 00:13:42,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:42,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 2077 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 00:13:42,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:13:42,855 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-29 00:13:42,855 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:13:42,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [302253494] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:13:42,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 00:13:42,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 10 [2023-11-29 00:13:42,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994623911] [2023-11-29 00:13:42,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:13:42,857 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 00:13:42,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:13:42,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 00:13:42,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2023-11-29 00:13:42,858 INFO L87 Difference]: Start difference. First operand 511 states and 726 transitions. Second operand has 5 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 00:13:43,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:13:43,083 INFO L93 Difference]: Finished difference Result 1021 states and 1457 transitions. [2023-11-29 00:13:43,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 00:13:43,084 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 209 [2023-11-29 00:13:43,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:13:43,087 INFO L225 Difference]: With dead ends: 1021 [2023-11-29 00:13:43,088 INFO L226 Difference]: Without dead ends: 511 [2023-11-29 00:13:43,090 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 258 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2023-11-29 00:13:43,090 INFO L413 NwaCegarLoop]: 497 mSDtfsCounter, 16 mSDsluCounter, 1476 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 1973 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 00:13:43,090 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 1973 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 209 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 00:13:43,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2023-11-29 00:13:43,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 511. [2023-11-29 00:13:43,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 511 states, 390 states have (on average 1.412820512820513) internal successors, (551), 398 states have internal predecessors, (551), 87 states have call successors, (87), 34 states have call predecessors, (87), 33 states have return successors, (86), 84 states have call predecessors, (86), 86 states have call successors, (86) [2023-11-29 00:13:43,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 511 states and 724 transitions. [2023-11-29 00:13:43,128 INFO L78 Accepts]: Start accepts. Automaton has 511 states and 724 transitions. Word has length 209 [2023-11-29 00:13:43,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:13:43,129 INFO L495 AbstractCegarLoop]: Abstraction has 511 states and 724 transitions. [2023-11-29 00:13:43,129 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-29 00:13:43,129 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 724 transitions. [2023-11-29 00:13:43,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-11-29 00:13:43,133 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:13:43,133 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2023-11-29 00:13:43,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-29 00:13:43,333 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-29 00:13:43,334 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:13:43,334 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:13:43,334 INFO L85 PathProgramCache]: Analyzing trace with hash 788313209, now seen corresponding path program 1 times [2023-11-29 00:13:43,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:13:43,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024321026] [2023-11-29 00:13:43,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:43,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:13:43,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:43,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 00:13:43,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 00:13:43,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 00:13:43,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 00:13:43,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:43,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:43,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:43,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-29 00:13:43,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:43,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:43,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-29 00:13:43,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:43,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:43,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:43,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-29 00:13:43,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 00:13:43,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-29 00:13:43,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-11-29 00:13:43,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-29 00:13:43,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:43,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:43,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2023-11-29 00:13:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 00:13:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 00:13:43,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:43,832 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-29 00:13:43,832 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:13:43,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024321026] [2023-11-29 00:13:43,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024321026] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 00:13:43,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1361244768] [2023-11-29 00:13:43,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:43,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:13:43,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:13:43,835 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:13:43,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 00:13:44,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:44,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 2088 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 00:13:44,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:13:44,760 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2023-11-29 00:13:44,760 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:13:44,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1361244768] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:13:44,760 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 00:13:44,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2023-11-29 00:13:44,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864221509] [2023-11-29 00:13:44,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:13:44,761 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 00:13:44,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:13:44,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 00:13:44,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2023-11-29 00:13:44,762 INFO L87 Difference]: Start difference. First operand 511 states and 724 transitions. Second operand has 4 states, 4 states have (on average 27.75) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-29 00:13:44,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:13:44,919 INFO L93 Difference]: Finished difference Result 1025 states and 1455 transitions. [2023-11-29 00:13:44,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 00:13:44,920 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.75) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 210 [2023-11-29 00:13:44,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:13:44,922 INFO L225 Difference]: With dead ends: 1025 [2023-11-29 00:13:44,922 INFO L226 Difference]: Without dead ends: 515 [2023-11-29 00:13:44,924 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 260 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-11-29 00:13:44,924 INFO L413 NwaCegarLoop]: 502 mSDtfsCounter, 5 mSDsluCounter, 995 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 1497 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 00:13:44,925 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 1497 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 00:13:44,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2023-11-29 00:13:44,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 513. [2023-11-29 00:13:44,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 513 states, 392 states have (on average 1.4107142857142858) internal successors, (553), 400 states have internal predecessors, (553), 87 states have call successors, (87), 34 states have call predecessors, (87), 33 states have return successors, (86), 84 states have call predecessors, (86), 86 states have call successors, (86) [2023-11-29 00:13:44,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 726 transitions. [2023-11-29 00:13:44,955 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 726 transitions. Word has length 210 [2023-11-29 00:13:44,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:13:44,956 INFO L495 AbstractCegarLoop]: Abstraction has 513 states and 726 transitions. [2023-11-29 00:13:44,956 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.75) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-29 00:13:44,956 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 726 transitions. [2023-11-29 00:13:44,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-29 00:13:44,960 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:13:44,960 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2023-11-29 00:13:44,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 00:13:45,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-29 00:13:45,161 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:13:45,161 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:13:45,161 INFO L85 PathProgramCache]: Analyzing trace with hash -383726824, now seen corresponding path program 1 times [2023-11-29 00:13:45,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:13:45,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295540478] [2023-11-29 00:13:45,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:45,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:13:45,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:45,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 00:13:45,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 00:13:45,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 00:13:45,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-29 00:13:45,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:45,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:45,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:45,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 00:13:45,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:45,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:45,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:45,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-29 00:13:45,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:45,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:45,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:45,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-29 00:13:45,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-29 00:13:45,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-29 00:13:45,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-29 00:13:45,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-29 00:13:45,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:45,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:45,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:45,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2023-11-29 00:13:45,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2023-11-29 00:13:45,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2023-11-29 00:13:45,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:45,703 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-29 00:13:45,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:13:45,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295540478] [2023-11-29 00:13:45,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295540478] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 00:13:45,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [37347563] [2023-11-29 00:13:45,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:45,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:13:45,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:13:45,705 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:13:45,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 00:13:46,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:46,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 2096 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 00:13:46,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:13:46,509 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2023-11-29 00:13:46,510 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:13:46,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [37347563] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:13:46,510 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 00:13:46,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-11-29 00:13:46,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466171391] [2023-11-29 00:13:46,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:13:46,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:13:46,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:13:46,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:13:46,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-29 00:13:46,512 INFO L87 Difference]: Start difference. First operand 513 states and 726 transitions. Second operand has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-29 00:13:46,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:13:46,638 INFO L93 Difference]: Finished difference Result 1028 states and 1458 transitions. [2023-11-29 00:13:46,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:13:46,639 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 218 [2023-11-29 00:13:46,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:13:46,641 INFO L225 Difference]: With dead ends: 1028 [2023-11-29 00:13:46,641 INFO L226 Difference]: Without dead ends: 516 [2023-11-29 00:13:46,643 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 269 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-29 00:13:46,644 INFO L413 NwaCegarLoop]: 503 mSDtfsCounter, 2 mSDsluCounter, 498 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1001 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 00:13:46,644 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1001 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 00:13:46,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 516 states. [2023-11-29 00:13:46,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 516 to 514. [2023-11-29 00:13:46,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 514 states, 393 states have (on average 1.4096692111959288) internal successors, (554), 401 states have internal predecessors, (554), 87 states have call successors, (87), 34 states have call predecessors, (87), 33 states have return successors, (86), 84 states have call predecessors, (86), 86 states have call successors, (86) [2023-11-29 00:13:46,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 727 transitions. [2023-11-29 00:13:46,664 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 727 transitions. Word has length 218 [2023-11-29 00:13:46,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:13:46,664 INFO L495 AbstractCegarLoop]: Abstraction has 514 states and 727 transitions. [2023-11-29 00:13:46,664 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-29 00:13:46,664 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 727 transitions. [2023-11-29 00:13:46,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-29 00:13:46,667 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:13:46,667 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2023-11-29 00:13:46,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-29 00:13:46,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-11-29 00:13:46,868 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:13:46,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:13:46,869 INFO L85 PathProgramCache]: Analyzing trace with hash 839997290, now seen corresponding path program 1 times [2023-11-29 00:13:46,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:13:46,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125123867] [2023-11-29 00:13:46,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:46,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:13:46,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:47,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 00:13:47,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 00:13:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 00:13:47,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-29 00:13:47,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:47,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:47,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:47,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 00:13:47,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:47,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:47,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:47,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-29 00:13:47,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:47,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:47,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:47,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-29 00:13:47,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-29 00:13:47,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-29 00:13:47,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-29 00:13:47,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-29 00:13:47,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:47,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:47,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:47,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 00:13:47,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-29 00:13:47,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2023-11-29 00:13:47,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:47,292 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-29 00:13:47,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:13:47,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125123867] [2023-11-29 00:13:47,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125123867] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 00:13:47,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1919434871] [2023-11-29 00:13:47,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:47,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:13:47,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:13:47,294 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:13:47,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 00:13:48,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:48,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 2118 conjuncts, 50 conjunts are in the unsatisfiable core [2023-11-29 00:13:48,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:13:48,186 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2023-11-29 00:13:48,186 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 [2023-11-29 00:13:48,364 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 [2023-11-29 00:13:48,375 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 [2023-11-29 00:13:48,471 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 [2023-11-29 00:13:48,886 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-11-29 00:13:48,886 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 [2023-11-29 00:13:48,910 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-11-29 00:13:48,910 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 [2023-11-29 00:13:48,924 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-11-29 00:13:48,924 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 [2023-11-29 00:13:48,991 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 [2023-11-29 00:13:48,995 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 [2023-11-29 00:13:49,630 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 53 proven. 2 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-11-29 00:13:49,630 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:13:50,516 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 00:13:50,516 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 [2023-11-29 00:13:50,524 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 [2023-11-29 00:13:50,538 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 00:13:50,538 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 [2023-11-29 00:13:50,548 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 00:13:50,548 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 [2023-11-29 00:13:50,555 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 [2023-11-29 00:13:50,560 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 [2023-11-29 00:13:51,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1919434871] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 00:13:51,522 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 00:13:51,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 16 [2023-11-29 00:13:51,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900108132] [2023-11-29 00:13:51,523 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 00:13:51,523 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-29 00:13:51,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:13:51,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-29 00:13:51,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=382, Unknown=16, NotChecked=0, Total=462 [2023-11-29 00:13:51,524 INFO L87 Difference]: Start difference. First operand 514 states and 727 transitions. Second operand has 16 states, 15 states have (on average 13.0) internal successors, (195), 12 states have internal predecessors, (195), 5 states have call successors, (44), 9 states have call predecessors, (44), 6 states have return successors, (39), 5 states have call predecessors, (39), 4 states have call successors, (39) [2023-11-29 00:13:58,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:13:58,089 INFO L93 Difference]: Finished difference Result 1747 states and 2467 transitions. [2023-11-29 00:13:58,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-11-29 00:13:58,089 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 13.0) internal successors, (195), 12 states have internal predecessors, (195), 5 states have call successors, (44), 9 states have call predecessors, (44), 6 states have return successors, (39), 5 states have call predecessors, (39), 4 states have call successors, (39) Word has length 221 [2023-11-29 00:13:58,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:13:58,095 INFO L225 Difference]: With dead ends: 1747 [2023-11-29 00:13:58,096 INFO L226 Difference]: Without dead ends: 1234 [2023-11-29 00:13:58,099 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 511 GetRequests, 463 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 575 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=364, Invalid=2066, Unknown=20, NotChecked=0, Total=2450 [2023-11-29 00:13:58,099 INFO L413 NwaCegarLoop]: 383 mSDtfsCounter, 1240 mSDsluCounter, 3398 mSDsCounter, 0 mSdLazyCounter, 4424 mSolverCounterSat, 811 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1277 SdHoareTripleChecker+Valid, 3781 SdHoareTripleChecker+Invalid, 5235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 811 IncrementalHoareTripleChecker+Valid, 4424 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2023-11-29 00:13:58,099 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1277 Valid, 3781 Invalid, 5235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [811 Valid, 4424 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2023-11-29 00:13:58,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1234 states. [2023-11-29 00:13:58,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1234 to 1175. [2023-11-29 00:13:58,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1175 states, 897 states have (on average 1.394648829431438) internal successors, (1251), 919 states have internal predecessors, (1251), 188 states have call successors, (188), 89 states have call predecessors, (188), 89 states have return successors, (194), 173 states have call predecessors, (194), 187 states have call successors, (194) [2023-11-29 00:13:58,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 1175 states and 1633 transitions. [2023-11-29 00:13:58,186 INFO L78 Accepts]: Start accepts. Automaton has 1175 states and 1633 transitions. Word has length 221 [2023-11-29 00:13:58,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:13:58,187 INFO L495 AbstractCegarLoop]: Abstraction has 1175 states and 1633 transitions. [2023-11-29 00:13:58,187 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 13.0) internal successors, (195), 12 states have internal predecessors, (195), 5 states have call successors, (44), 9 states have call predecessors, (44), 6 states have return successors, (39), 5 states have call predecessors, (39), 4 states have call successors, (39) [2023-11-29 00:13:58,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1633 transitions. [2023-11-29 00:13:58,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2023-11-29 00:13:58,193 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:13:58,194 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:13:58,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 00:13:58,394 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-11-29 00:13:58,395 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:13:58,395 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:13:58,395 INFO L85 PathProgramCache]: Analyzing trace with hash 855768162, now seen corresponding path program 1 times [2023-11-29 00:13:58,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:13:58,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707507070] [2023-11-29 00:13:58,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:58,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:13:58,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:58,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:58,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:58,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 00:13:58,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:58,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 00:13:58,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:58,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 00:13:58,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:58,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-29 00:13:58,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:58,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-29 00:13:58,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:58,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:58,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:58,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:58,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:58,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:58,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:58,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-29 00:13:58,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:58,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:58,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:58,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:58,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:58,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:58,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:58,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-29 00:13:58,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:58,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:58,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:58,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:58,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:58,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:58,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:58,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-29 00:13:59,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:59,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 00:13:59,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:59,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2023-11-29 00:13:59,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:59,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-29 00:13:59,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:59,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2023-11-29 00:13:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:59,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 00:13:59,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:59,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 00:13:59,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:59,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 00:13:59,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:59,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2023-11-29 00:13:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:59,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2023-11-29 00:13:59,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:59,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-11-29 00:13:59,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:59,024 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 36 proven. 6 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2023-11-29 00:13:59,024 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:13:59,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707507070] [2023-11-29 00:13:59,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707507070] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 00:13:59,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1320141305] [2023-11-29 00:13:59,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:13:59,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:13:59,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:13:59,026 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:13:59,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4a7de6-b383-4cda-b7bc-f7364e4ec5a2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 00:13:59,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:13:59,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 2343 conjuncts, 77 conjunts are in the unsatisfiable core [2023-11-29 00:13:59,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:13:59,904 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2023-11-29 00:13:59,904 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 19 treesize of output 16 [2023-11-29 00:14:00,070 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 22 treesize of output 7 [2023-11-29 00:14:00,076 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 [2023-11-29 00:14:00,163 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 [2023-11-29 00:14:03,128 INFO L349 Elim1Store]: treesize reduction 828, result has 24.9 percent of original size [2023-11-29 00:14:03,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 11 new quantified variables, introduced 53 case distinctions, treesize of input 435 treesize of output 746 [2023-11-29 00:14:03,237 INFO L349 Elim1Store]: treesize reduction 59, result has 7.8 percent of original size [2023-11-29 00:14:03,238 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 113 treesize of output 161 [2023-11-29 00:14:03,366 INFO L349 Elim1Store]: treesize reduction 59, result has 7.8 percent of original size [2023-11-29 00:14:03,366 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 [2023-11-29 00:19:09,879 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:09,879 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:09,883 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:09,888 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:09,888 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:10,148 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:10,159 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:10,159 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:10,386 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:10,398 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:10,398 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:10,570 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:10,586 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:10,586 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:10,755 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:10,756 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:11,074 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:11,074 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:11,225 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:11,242 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:11,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:11,817 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:11,818 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:11,999 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:12,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:12,232 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:12,233 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:12,419 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:12,419 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:12,944 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:12,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:13,085 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:13,085 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:13,547 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:13,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:13,775 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:13,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:14,128 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:14,128 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:14,421 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:14,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:14,582 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:14,583 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:15,032 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:15,032 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:15,253 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:15,267 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:15,267 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:15,598 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:15,610 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:15,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:16,071 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:16,084 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:16,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:16,264 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:16,265 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:17,081 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:17,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:17,236 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:17,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:17,415 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:17,415 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:17,546 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:17,546 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:17,949 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:17,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:18,257 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:18,257 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:18,610 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:18,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:18,768 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:18,768 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:19,184 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:19,185 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:19,320 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:19,321 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:19,658 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:19,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:19,758 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:19,773 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:19,773 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:20,092 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:20,092 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:20,222 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:20,239 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:20,240 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:20,716 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:20,722 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:21,005 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:21,011 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:21,237 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:21,241 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:21,478 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:21,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:21,790 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:21,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:21,945 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:21,952 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:22,221 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:22,226 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:22,340 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:22,348 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:23,145 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:23,155 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:23,164 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:23,164 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:23,617 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:23,624 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:23,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:23,705 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:23,706 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:23,710 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:23,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:24,142 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:24,158 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:24,159 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:24,338 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:24,346 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:24,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:24,729 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:24,730 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:24,733 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:24,734 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:24,976 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:24,982 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:24,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:25,240 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:25,253 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:25,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:25,499 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:25,500 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:25,507 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:25,507 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 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 34 treesize of output 24 [2023-11-29 00:19:25,825 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:25,826 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:25,829 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:25,829 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 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 34 treesize of output 24 [2023-11-29 00:19:26,174 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:26,187 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:26,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:26,482 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:26,495 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:26,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:27,006 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:27,006 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:27,437 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:27,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:27,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:19:27,870 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:27,874 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:28,146 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:28,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:28,381 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:28,389 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:28,400 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:28,400 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:29,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:19:29,062 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:29,077 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:29,077 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:29,323 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:29,341 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:29,341 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:29,699 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:29,699 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:30,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:19:30,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:19:30,112 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:30,113 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:31,110 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:31,114 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:31,115 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:31,130 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:31,130 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:31,323 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:31,323 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:31,324 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:31,325 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:31,325 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:31,556 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:31,560 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:31,561 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:31,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:31,813 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:31,816 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:31,817 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:31,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:32,029 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:32,033 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:32,034 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:32,050 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:32,051 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:32,612 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:32,615 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:32,615 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:32,631 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:32,631 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:33,254 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:33,254 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:33,255 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:33,256 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:33,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:33,679 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:33,683 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:33,684 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:33,702 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:33,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:33,856 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:33,860 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:33,861 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:33,880 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:33,880 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:34,838 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:34,843 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:34,844 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:34,864 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:34,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:35,253 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:35,255 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:35,256 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:35,257 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:35,524 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:35,526 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:35,527 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:35,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:36,016 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:36,020 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:36,021 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:36,022 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:36,252 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:36,256 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:36,257 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:36,258 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:36,813 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:36,820 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:36,820 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:36,838 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:36,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:37,213 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:37,217 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:37,218 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:37,235 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:37,235 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:37,605 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:37,611 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:37,612 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:37,630 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:37,630 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:37,830 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:37,835 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:37,835 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:37,852 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:37,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:38,372 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:38,373 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:38,373 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:38,374 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:38,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:38,705 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:38,705 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:38,706 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:38,706 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:38,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:39,171 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:39,171 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:39,172 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:39,172 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:39,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:39,340 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:39,341 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:39,341 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:39,342 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:39,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:39,721 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:39,722 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:39,722 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:39,723 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:39,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:40,230 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:40,231 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:40,232 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:40,232 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:40,233 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:40,514 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:40,514 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:40,515 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:40,515 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:40,516 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:40,846 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:40,847 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:40,847 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:40,848 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:40,848 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:41,374 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:41,374 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:41,375 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:41,375 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:41,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:41,554 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:41,554 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:41,555 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:41,555 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:41,556 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:42,501 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:42,504 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:42,504 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:42,505 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:43,761 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:43,764 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:43,765 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:43,765 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:44,059 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:44,064 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:44,435 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:44,456 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:44,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:44,820 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:44,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:45,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:19:45,613 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:45,613 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:45,734 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:45,741 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:45,742 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:46,066 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:46,067 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:46,082 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:46,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:46,400 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:46,401 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:46,401 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:46,761 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:46,762 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:46,762 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:46,975 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:46,975 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:46,976 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:46,976 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:47,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:19:47,405 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:47,406 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:47,651 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:47,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:48,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:19:48,813 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:48,813 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:49,041 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:49,041 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:49,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:19:49,356 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:49,364 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:49,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:49,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:19:49,978 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:49,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:50,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:19:50,421 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:50,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:50,786 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:50,786 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:50,787 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:50,788 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:50,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:19:50,982 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:50,982 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:50,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:54,194 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:19:54,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:54,790 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:54,791 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:54,793 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:54,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:55,222 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:55,223 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:55,227 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:55,228 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:55,808 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:55,809 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:55,813 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:55,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:56,238 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:56,249 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:56,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:56,859 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:56,860 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:56,864 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:56,880 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:56,880 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:57,235 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:57,235 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:57,238 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:57,256 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:57,257 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:57,557 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:57,564 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:57,565 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:58,426 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:58,426 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:58,429 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:58,447 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:58,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:58,703 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:58,710 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:58,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:59,089 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:59,097 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:59,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:59,357 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:59,358 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:59,361 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:59,381 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:59,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:19:59,838 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:59,839 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:59,843 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:19:59,858 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:19:59,858 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:00,559 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:00,560 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:00,564 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:00,565 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:00,855 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:00,855 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:00,856 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:00,857 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 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 34 treesize of output 24 [2023-11-29 00:20:01,032 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:01,033 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:01,034 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:01,377 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:01,377 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:01,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:01,838 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:01,839 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:01,839 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:01,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 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 34 treesize of output 24 [2023-11-29 00:20:02,283 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:20:02,284 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:02,569 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:20:02,569 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:03,501 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:20:03,502 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:03,834 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:20:03,835 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:04,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:20:04,153 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:20:04,153 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:04,828 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:20:04,829 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:05,639 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:05,642 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:05,643 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:05,644 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 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 34 treesize of output 24 [2023-11-29 00:20:06,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:20:06,542 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:06,570 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:20:06,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:07,864 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:07,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:08,134 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:08,139 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:08,533 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:08,559 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:20:08,560 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:08,782 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:08,805 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:20:08,805 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:09,317 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:09,322 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:10,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:20:10,502 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:10,533 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:20:10,533 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:11,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:20:11,238 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:11,262 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:20:11,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:12,198 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:20:12,199 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:12,894 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:12,895 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:12,914 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:20:12,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:13,263 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:20:13,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:13,713 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:20:13,713 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:14,403 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:20:14,404 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:14,777 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:20:14,778 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:15,963 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:15,964 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:15,979 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:20:15,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:16,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:20:16,500 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 00:20:16,521 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-29 00:20:16,521 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:20:17,014 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 00:20:17,014 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 24 [2023-11-29 00:22:54,850 WARN L293 SmtUtils]: Spent 8.90s on a formula simplification. DAG size of input: 5003 DAG size of output: 5563 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)