./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-mts64.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5338266-97e2-4b5d-b928-6c54b8ac8e77/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5338266-97e2-4b5d-b928-6c54b8ac8e77/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5338266-97e2-4b5d-b928-6c54b8ac8e77/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5338266-97e2-4b5d-b928-6c54b8ac8e77/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-mts64.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5338266-97e2-4b5d-b928-6c54b8ac8e77/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5338266-97e2-4b5d-b928-6c54b8ac8e77/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 425a3bbb125c6bdd9dab7ba3d2b6e465c36167f805fbb1bc755a03e911f07206 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:00:57,126 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:00:57,249 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5338266-97e2-4b5d-b928-6c54b8ac8e77/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 03:00:57,258 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:00:57,258 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:00:57,297 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:00:57,300 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:00:57,301 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:00:57,302 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:00:57,302 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:00:57,302 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:00:57,304 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:00:57,304 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:00:57,304 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:00:57,305 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:00:57,305 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:00:57,305 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:00:57,305 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:00:57,305 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:00:57,306 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:00:57,306 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:00:57,307 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:00:57,307 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:00:57,307 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:00:57,307 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:00:57,307 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:00:57,307 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:00:57,308 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:00:57,308 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:00:57,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:00:57,308 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:00:57,308 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:00:57,308 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:00:57,309 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:00:57,310 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:00:57,310 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:00:57,310 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:00:57,310 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:00:57,310 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:00:57,311 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:00:57,311 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:00:57,311 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:00:57,311 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:00:57,311 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:00:57,311 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:00:57,311 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5338266-97e2-4b5d-b928-6c54b8ac8e77/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 425a3bbb125c6bdd9dab7ba3d2b6e465c36167f805fbb1bc755a03e911f07206 [2024-11-28 03:00:57,692 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:00:57,706 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:00:57,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:00:57,714 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:00:57,714 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:00:57,715 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5338266-97e2-4b5d-b928-6c54b8ac8e77/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-mts64.ko-entry_point.cil.out.i [2024-11-28 03:01:01,124 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5338266-97e2-4b5d-b928-6c54b8ac8e77/bin/uautomizer-verify-aQ6SnzHsRB/data/abdc59ff3/385475136f274ddebc865f9598560055/FLAGbac2ea7fc [2024-11-28 03:01:01,795 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:01:01,796 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5338266-97e2-4b5d-b928-6c54b8ac8e77/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-mts64.ko-entry_point.cil.out.i [2024-11-28 03:01:01,839 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5338266-97e2-4b5d-b928-6c54b8ac8e77/bin/uautomizer-verify-aQ6SnzHsRB/data/abdc59ff3/385475136f274ddebc865f9598560055/FLAGbac2ea7fc [2024-11-28 03:01:01,861 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5338266-97e2-4b5d-b928-6c54b8ac8e77/bin/uautomizer-verify-aQ6SnzHsRB/data/abdc59ff3/385475136f274ddebc865f9598560055 [2024-11-28 03:01:01,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:01:01,865 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:01:01,867 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:01:01,867 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:01:01,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:01:01,873 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:01:01" (1/1) ... [2024-11-28 03:01:01,874 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47c15eaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:01, skipping insertion in model container [2024-11-28 03:01:01,874 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:01:01" (1/1) ... [2024-11-28 03:01:01,964 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:01:02,502 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3506] [2024-11-28 03:01:02,503 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3507-3508] [2024-11-28 03:01:02,677 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5338266-97e2-4b5d-b928-6c54b8ac8e77/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-mts64.ko-entry_point.cil.out.i[103871,103884] [2024-11-28 03:01:03,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:01:03,468 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:01:03,615 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3506] [2024-11-28 03:01:03,617 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3507-3508] [2024-11-28 03:01:03,633 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5338266-97e2-4b5d-b928-6c54b8ac8e77/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-mts64.ko-entry_point.cil.out.i[103871,103884] [2024-11-28 03:01:03,908 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:01:03,998 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:01:04,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:04 WrapperNode [2024-11-28 03:01:04,001 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:01:04,003 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:01:04,003 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:01:04,004 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:01:04,013 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:04" (1/1) ... [2024-11-28 03:01:04,091 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:04" (1/1) ... [2024-11-28 03:01:04,221 INFO L138 Inliner]: procedures = 158, calls = 872, calls flagged for inlining = 74, calls inlined = 62, statements flattened = 1973 [2024-11-28 03:01:04,221 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:01:04,222 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:01:04,222 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:01:04,222 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:01:04,234 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:04" (1/1) ... [2024-11-28 03:01:04,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:04" (1/1) ... [2024-11-28 03:01:04,256 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:04" (1/1) ... [2024-11-28 03:01:04,678 INFO L175 MemorySlicer]: Split 510 memory accesses to 18 slices as follows [2, 12, 6, 6, 1, 13, 34, 34, 10, 34, 36, 85, 24, 185, 8, 10, 5, 5]. 36 percent of accesses are in the largest equivalence class. The 90 initializations are split as follows [2, 12, 0, 0, 0, 0, 0, 0, 0, 0, 32, 0, 0, 31, 8, 0, 0, 5]. The 278 writes are split as follows [0, 0, 5, 5, 0, 1, 33, 33, 0, 33, 2, 84, 24, 48, 0, 7, 3, 0]. [2024-11-28 03:01:04,679 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:04" (1/1) ... [2024-11-28 03:01:04,679 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:04" (1/1) ... [2024-11-28 03:01:04,777 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:04" (1/1) ... [2024-11-28 03:01:04,783 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:04" (1/1) ... [2024-11-28 03:01:04,801 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:04" (1/1) ... [2024-11-28 03:01:04,824 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:04" (1/1) ... [2024-11-28 03:01:04,835 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:04" (1/1) ... [2024-11-28 03:01:04,859 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:01:04,861 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:01:04,861 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:01:04,861 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:01:04,862 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:04" (1/1) ... [2024-11-28 03:01:04,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:01:04,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5338266-97e2-4b5d-b928-6c54b8ac8e77/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:01:04,903 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5338266-97e2-4b5d-b928-6c54b8ac8e77/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:01:04,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5338266-97e2-4b5d-b928-6c54b8ac8e77/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:01:04,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2024-11-28 03:01:04,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2024-11-28 03:01:04,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2024-11-28 03:01:04,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2024-11-28 03:01:04,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2024-11-28 03:01:04,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2024-11-28 03:01:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2024-11-28 03:01:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2024-11-28 03:01:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2024-11-28 03:01:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2024-11-28 03:01:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2024-11-28 03:01:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2024-11-28 03:01:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2024-11-28 03:01:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2024-11-28 03:01:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2024-11-28 03:01:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2024-11-28 03:01:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2024-11-28 03:01:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2024-11-28 03:01:04,940 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2024-11-28 03:01:04,940 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2024-11-28 03:01:04,940 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2024-11-28 03:01:04,940 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2024-11-28 03:01:04,940 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2024-11-28 03:01:04,941 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2024-11-28 03:01:04,941 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2024-11-28 03:01:04,942 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2024-11-28 03:01:04,942 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2024-11-28 03:01:04,942 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2024-11-28 03:01:04,942 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2024-11-28 03:01:04,942 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2024-11-28 03:01:04,942 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2024-11-28 03:01:04,943 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2024-11-28 03:01:04,943 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2024-11-28 03:01:04,943 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2024-11-28 03:01:04,943 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2024-11-28 03:01:04,943 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2024-11-28 03:01:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_rawmidi_open [2024-11-28 03:01:04,943 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_rawmidi_open [2024-11-28 03:01:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 03:01:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 03:01:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 03:01:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 03:01:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 03:01:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 03:01:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 03:01:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 03:01:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 03:01:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-28 03:01:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-28 03:01:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-28 03:01:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-28 03:01:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-28 03:01:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-28 03:01:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-28 03:01:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-28 03:01:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-28 03:01:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-28 03:01:04,944 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-28 03:01:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2024-11-28 03:01:04,945 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2024-11-28 03:01:04,945 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_rawmidi_close [2024-11-28 03:01:04,945 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_rawmidi_close [2024-11-28 03:01:04,945 INFO L130 BoogieDeclarations]: Found specification of procedure parport_unregister_device [2024-11-28 03:01:04,945 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_unregister_device [2024-11-28 03:01:04,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 03:01:04,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 03:01:04,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 03:01:04,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 03:01:04,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 03:01:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 03:01:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 03:01:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 03:01:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 03:01:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-28 03:01:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-28 03:01:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-28 03:01:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-28 03:01:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-28 03:01:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-28 03:01:04,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-28 03:01:04,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-28 03:01:04,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-28 03:01:04,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-28 03:01:04,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-28 03:01:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 03:01:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 03:01:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 03:01:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 03:01:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 03:01:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 03:01:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 03:01:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 03:01:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 03:01:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 03:01:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 03:01:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 03:01:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 03:01:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 03:01:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 03:01:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-28 03:01:04,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-28 03:01:04,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-28 03:01:04,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-28 03:01:04,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-28 03:01:04,955 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_write_command [2024-11-28 03:01:04,955 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_write_command [2024-11-28 03:01:04,955 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_ctl_smpte_time_info [2024-11-28 03:01:04,955 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_ctl_smpte_time_info [2024-11-28 03:01:04,955 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_write_data [2024-11-28 03:01:04,955 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_write_data [2024-11-28 03:01:04,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 03:01:04,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 03:01:04,957 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_remove [2024-11-28 03:01:04,958 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_remove [2024-11-28 03:01:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_ctl_smpte_time_get [2024-11-28 03:01:04,958 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_ctl_smpte_time_get [2024-11-28 03:01:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_detach [2024-11-28 03:01:04,958 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_detach [2024-11-28 03:01:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_device_close [2024-11-28 03:01:04,958 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_device_close [2024-11-28 03:01:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 03:01:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 03:01:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 03:01:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 03:01:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 03:01:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 03:01:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 03:01:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 03:01:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 03:01:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 03:01:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 03:01:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 03:01:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 03:01:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 03:01:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 03:01:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-28 03:01:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-28 03:01:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-28 03:01:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-28 03:01:04,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-28 03:01:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_device_init [2024-11-28 03:01:04,959 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_device_init [2024-11-28 03:01:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_read_char [2024-11-28 03:01:04,959 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_read_char [2024-11-28 03:01:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-11-28 03:01:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-11-28 03:01:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_read [2024-11-28 03:01:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_read [2024-11-28 03:01:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_probe_port [2024-11-28 03:01:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_probe_port [2024-11-28 03:01:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_device_open [2024-11-28 03:01:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_device_open [2024-11-28 03:01:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 03:01:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 03:01:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_smpte_stop [2024-11-28 03:01:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_smpte_stop [2024-11-28 03:01:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_disable_readout [2024-11-28 03:01:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_disable_readout [2024-11-28 03:01:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 03:01:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-28 03:01:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-28 03:01:04,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:01:04,961 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_ctl_smpte_time_put [2024-11-28 03:01:04,961 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_ctl_smpte_time_put [2024-11-28 03:01:04,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 03:01:04,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 03:01:04,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 03:01:04,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 03:01:04,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 03:01:04,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 03:01:04,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 03:01:04,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 03:01:04,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 03:01:04,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 03:01:04,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-28 03:01:04,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-28 03:01:04,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-28 03:01:04,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-28 03:01:04,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-28 03:01:04,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-28 03:01:04,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-28 03:01:04,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-28 03:01:04,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-28 03:01:04,968 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_enable_readout [2024-11-28 03:01:04,968 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_enable_readout [2024-11-28 03:01:04,969 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-11-28 03:01:04,969 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-11-28 03:01:04,969 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-28 03:01:04,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-28 03:01:04,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 03:01:04,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 03:01:04,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 03:01:04,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 03:01:04,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 03:01:04,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 03:01:04,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 03:01:04,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 03:01:04,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 03:01:04,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-28 03:01:04,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-28 03:01:04,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-28 03:01:04,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-28 03:01:04,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-28 03:01:04,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-28 03:01:04,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-28 03:01:04,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-28 03:01:04,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-28 03:01:04,972 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_write_midi [2024-11-28 03:01:04,972 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_write_midi [2024-11-28 03:01:04,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-28 03:01:04,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-28 03:01:04,974 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2024-11-28 03:01:04,974 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2024-11-28 03:01:04,974 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-28 03:01:04,974 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-28 03:01:04,974 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_device_ready [2024-11-28 03:01:04,974 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_device_ready [2024-11-28 03:01:04,974 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_probe [2024-11-28 03:01:04,974 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_probe [2024-11-28 03:01:04,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 03:01:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2024-11-28 03:01:04,975 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2024-11-28 03:01:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-28 03:01:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-28 03:01:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-28 03:01:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-28 03:01:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-28 03:01:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-28 03:01:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-28 03:01:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-28 03:01:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-28 03:01:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-28 03:01:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-28 03:01:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-28 03:01:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-28 03:01:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-28 03:01:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-28 03:01:04,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-28 03:01:04,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-28 03:01:04,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-28 03:01:04,976 INFO L130 BoogieDeclarations]: Found specification of procedure snd_card_free [2024-11-28 03:01:04,976 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_card_free [2024-11-28 03:01:04,976 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2024-11-28 03:01:04,976 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2024-11-28 03:01:04,976 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_unregister_all [2024-11-28 03:01:04,976 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_unregister_all [2024-11-28 03:01:04,976 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_probe [2024-11-28 03:01:04,976 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_probe [2024-11-28 03:01:04,978 INFO L130 BoogieDeclarations]: Found specification of procedure parport_release [2024-11-28 03:01:04,978 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_release [2024-11-28 03:01:04,978 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_rawmidi_output_trigger [2024-11-28 03:01:04,979 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_rawmidi_output_trigger [2024-11-28 03:01:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:01:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 03:01:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 03:01:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 03:01:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 03:01:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 03:01:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 03:01:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 03:01:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 03:01:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 03:01:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 03:01:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 03:01:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 03:01:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 03:01:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 03:01:04,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-28 03:01:04,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-28 03:01:04,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-28 03:01:04,980 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_rawmidi_input_trigger [2024-11-28 03:01:04,980 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_rawmidi_input_trigger [2024-11-28 03:01:04,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-28 03:01:04,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-28 03:01:04,980 INFO L130 BoogieDeclarations]: Found specification of procedure __snd_printk [2024-11-28 03:01:04,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __snd_printk [2024-11-28 03:01:04,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:01:04,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:01:04,980 INFO L130 BoogieDeclarations]: Found specification of procedure snd_rawmidi_set_ops [2024-11-28 03:01:04,980 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_rawmidi_set_ops [2024-11-28 03:01:04,980 INFO L130 BoogieDeclarations]: Found specification of procedure parport_register_device [2024-11-28 03:01:04,980 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_register_device [2024-11-28 03:01:04,980 INFO L130 BoogieDeclarations]: Found specification of procedure parport_claim [2024-11-28 03:01:04,981 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_claim [2024-11-28 03:01:05,815 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:01:05,819 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:01:05,912 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-28 03:01:14,128 INFO L? ?]: Removed 859 outVars from TransFormulas that were not future-live. [2024-11-28 03:01:14,128 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:01:14,180 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:01:14,181 INFO L312 CfgBuilder]: Removed 21 assume(true) statements. [2024-11-28 03:01:14,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:01:14 BoogieIcfgContainer [2024-11-28 03:01:14,181 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:01:14,187 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:01:14,187 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:01:14,199 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:01:14,200 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:01:01" (1/3) ... [2024-11-28 03:01:14,200 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e427488 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:01:14, skipping insertion in model container [2024-11-28 03:01:14,201 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:04" (2/3) ... [2024-11-28 03:01:14,201 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e427488 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:01:14, skipping insertion in model container [2024-11-28 03:01:14,201 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:01:14" (3/3) ... [2024-11-28 03:01:14,205 INFO L128 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-mts64.ko-entry_point.cil.out.i [2024-11-28 03:01:14,226 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:01:14,230 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-mts64.ko-entry_point.cil.out.i that has 68 procedures, 855 locations, 1 initial locations, 21 loop locations, and 1 error locations. [2024-11-28 03:01:14,359 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:01:14,378 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6a235e82, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:01:14,379 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 03:01:14,388 INFO L276 IsEmpty]: Start isEmpty. Operand has 769 states, 539 states have (on average 1.3580705009276437) internal successors, (732), 563 states have internal predecessors, (732), 179 states have call successors, (179), 50 states have call predecessors, (179), 49 states have return successors, (167), 164 states have call predecessors, (167), 167 states have call successors, (167) [2024-11-28 03:01:14,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-28 03:01:14,437 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:14,438 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2024-11-28 03:01:14,438 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:14,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:14,445 INFO L85 PathProgramCache]: Analyzing trace with hash -610638420, now seen corresponding path program 1 times [2024-11-28 03:01:14,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:14,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869882141] [2024-11-28 03:01:14,455 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:14,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:19,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:20,157 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-11-28 03:01:20,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:20,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869882141] [2024-11-28 03:01:20,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869882141] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:20,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:20,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:01:20,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316390826] [2024-11-28 03:01:20,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:20,167 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:01:20,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:20,200 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:01:20,201 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:01:20,206 INFO L87 Difference]: Start difference. First operand has 769 states, 539 states have (on average 1.3580705009276437) internal successors, (732), 563 states have internal predecessors, (732), 179 states have call successors, (179), 50 states have call predecessors, (179), 49 states have return successors, (167), 164 states have call predecessors, (167), 167 states have call successors, (167) Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-28 03:01:20,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:20,729 INFO L93 Difference]: Finished difference Result 2255 states and 3344 transitions. [2024-11-28 03:01:20,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:01:20,732 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 114 [2024-11-28 03:01:20,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:20,777 INFO L225 Difference]: With dead ends: 2255 [2024-11-28 03:01:20,777 INFO L226 Difference]: Without dead ends: 1439 [2024-11-28 03:01:20,798 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:01:20,802 INFO L435 NwaCegarLoop]: 1334 mSDtfsCounter, 1023 mSDsluCounter, 1031 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1023 SdHoareTripleChecker+Valid, 2365 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:20,804 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1023 Valid, 2365 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:01:20,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1439 states. [2024-11-28 03:01:20,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1439 to 1435. [2024-11-28 03:01:20,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1435 states, 1022 states have (on average 1.3297455968688845) internal successors, (1359), 1042 states have internal predecessors, (1359), 318 states have call successors, (318), 95 states have call predecessors, (318), 94 states have return successors, (317), 311 states have call predecessors, (317), 317 states have call successors, (317) [2024-11-28 03:01:21,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1435 states and 1994 transitions. [2024-11-28 03:01:21,016 INFO L78 Accepts]: Start accepts. Automaton has 1435 states and 1994 transitions. Word has length 114 [2024-11-28 03:01:21,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:21,018 INFO L471 AbstractCegarLoop]: Abstraction has 1435 states and 1994 transitions. [2024-11-28 03:01:21,019 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-28 03:01:21,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 1994 transitions. [2024-11-28 03:01:21,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-28 03:01:21,042 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:21,043 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:21,044 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 03:01:21,044 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:21,045 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:21,045 INFO L85 PathProgramCache]: Analyzing trace with hash 626767722, now seen corresponding path program 1 times [2024-11-28 03:01:21,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:21,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851857612] [2024-11-28 03:01:21,045 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:21,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:24,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:25,159 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-11-28 03:01:25,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:25,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851857612] [2024-11-28 03:01:25,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851857612] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:25,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:25,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:01:25,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234774150] [2024-11-28 03:01:25,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:25,166 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:01:25,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:25,167 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:01:25,167 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:01:25,167 INFO L87 Difference]: Start difference. First operand 1435 states and 1994 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-28 03:01:25,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:25,599 INFO L93 Difference]: Finished difference Result 4221 states and 5854 transitions. [2024-11-28 03:01:25,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:01:25,600 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 129 [2024-11-28 03:01:25,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:25,638 INFO L225 Difference]: With dead ends: 4221 [2024-11-28 03:01:25,638 INFO L226 Difference]: Without dead ends: 2801 [2024-11-28 03:01:25,645 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:01:25,646 INFO L435 NwaCegarLoop]: 1036 mSDtfsCounter, 987 mSDsluCounter, 1001 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 987 SdHoareTripleChecker+Valid, 2037 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:25,647 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [987 Valid, 2037 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:01:25,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2801 states. [2024-11-28 03:01:25,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2801 to 2794. [2024-11-28 03:01:25,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2794 states, 1990 states have (on average 1.328643216080402) internal successors, (2644), 2032 states have internal predecessors, (2644), 615 states have call successors, (615), 189 states have call predecessors, (615), 188 states have return successors, (614), 600 states have call predecessors, (614), 614 states have call successors, (614) [2024-11-28 03:01:25,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2794 states to 2794 states and 3873 transitions. [2024-11-28 03:01:25,960 INFO L78 Accepts]: Start accepts. Automaton has 2794 states and 3873 transitions. Word has length 129 [2024-11-28 03:01:25,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:25,963 INFO L471 AbstractCegarLoop]: Abstraction has 2794 states and 3873 transitions. [2024-11-28 03:01:25,963 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-28 03:01:25,963 INFO L276 IsEmpty]: Start isEmpty. Operand 2794 states and 3873 transitions. [2024-11-28 03:01:25,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-28 03:01:25,975 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:25,979 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:25,980 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 03:01:25,980 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:25,980 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:25,980 INFO L85 PathProgramCache]: Analyzing trace with hash -1254395637, now seen corresponding path program 1 times [2024-11-28 03:01:25,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:25,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189918221] [2024-11-28 03:01:25,981 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:25,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:28,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:29,469 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-11-28 03:01:29,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:29,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189918221] [2024-11-28 03:01:29,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189918221] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:29,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:29,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:01:29,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830924251] [2024-11-28 03:01:29,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:29,470 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:01:29,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:29,471 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:01:29,472 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:01:29,474 INFO L87 Difference]: Start difference. First operand 2794 states and 3873 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-28 03:01:30,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:30,080 INFO L93 Difference]: Finished difference Result 8180 states and 11315 transitions. [2024-11-28 03:01:30,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:01:30,081 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 135 [2024-11-28 03:01:30,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:30,135 INFO L225 Difference]: With dead ends: 8180 [2024-11-28 03:01:30,135 INFO L226 Difference]: Without dead ends: 5401 [2024-11-28 03:01:30,153 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:01:30,155 INFO L435 NwaCegarLoop]: 1069 mSDtfsCounter, 952 mSDsluCounter, 1001 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 952 SdHoareTripleChecker+Valid, 2070 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:30,156 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [952 Valid, 2070 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:01:30,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5401 states. [2024-11-28 03:01:30,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5401 to 5390. [2024-11-28 03:01:30,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5390 states, 3844 states have (on average 1.3298647242455774) internal successors, (5112), 3930 states have internal predecessors, (5112), 1169 states have call successors, (1169), 377 states have call predecessors, (1169), 376 states have return successors, (1168), 1138 states have call predecessors, (1168), 1168 states have call successors, (1168) [2024-11-28 03:01:30,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5390 states to 5390 states and 7449 transitions. [2024-11-28 03:01:30,597 INFO L78 Accepts]: Start accepts. Automaton has 5390 states and 7449 transitions. Word has length 135 [2024-11-28 03:01:30,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:30,599 INFO L471 AbstractCegarLoop]: Abstraction has 5390 states and 7449 transitions. [2024-11-28 03:01:30,599 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-28 03:01:30,599 INFO L276 IsEmpty]: Start isEmpty. Operand 5390 states and 7449 transitions. [2024-11-28 03:01:30,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-28 03:01:30,606 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:30,607 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:30,607 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 03:01:30,607 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:30,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:30,610 INFO L85 PathProgramCache]: Analyzing trace with hash 1699905699, now seen corresponding path program 1 times [2024-11-28 03:01:30,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:30,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230331099] [2024-11-28 03:01:30,610 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:30,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:33,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:34,074 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-11-28 03:01:34,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:34,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230331099] [2024-11-28 03:01:34,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [230331099] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:34,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:34,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:01:34,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835293235] [2024-11-28 03:01:34,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:34,076 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:01:34,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:34,077 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:01:34,077 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:01:34,079 INFO L87 Difference]: Start difference. First operand 5390 states and 7449 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-28 03:01:34,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:34,764 INFO L93 Difference]: Finished difference Result 15394 states and 21229 transitions. [2024-11-28 03:01:34,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:01:34,765 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 143 [2024-11-28 03:01:34,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:34,843 INFO L225 Difference]: With dead ends: 15394 [2024-11-28 03:01:34,844 INFO L226 Difference]: Without dead ends: 10019 [2024-11-28 03:01:34,871 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:01:34,873 INFO L435 NwaCegarLoop]: 1102 mSDtfsCounter, 922 mSDsluCounter, 1004 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 922 SdHoareTripleChecker+Valid, 2106 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:34,874 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [922 Valid, 2106 Invalid, 14 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:01:34,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10019 states. [2024-11-28 03:01:35,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10019 to 10000. [2024-11-28 03:01:35,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10000 states, 7185 states have (on average 1.3347251217814893) internal successors, (9590), 7350 states have internal predecessors, (9590), 2093 states have call successors, (2093), 722 states have call predecessors, (2093), 721 states have return successors, (2092), 2033 states have call predecessors, (2092), 2092 states have call successors, (2092) [2024-11-28 03:01:35,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10000 states to 10000 states and 13775 transitions. [2024-11-28 03:01:35,503 INFO L78 Accepts]: Start accepts. Automaton has 10000 states and 13775 transitions. Word has length 143 [2024-11-28 03:01:35,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:35,505 INFO L471 AbstractCegarLoop]: Abstraction has 10000 states and 13775 transitions. [2024-11-28 03:01:35,505 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-28 03:01:35,505 INFO L276 IsEmpty]: Start isEmpty. Operand 10000 states and 13775 transitions. [2024-11-28 03:01:35,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-28 03:01:35,512 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:35,512 INFO L218 NwaCegarLoop]: trace histogram [7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:35,512 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 03:01:35,513 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:35,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:35,513 INFO L85 PathProgramCache]: Analyzing trace with hash 210969770, now seen corresponding path program 1 times [2024-11-28 03:01:35,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:35,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88241474] [2024-11-28 03:01:35,514 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:35,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:38,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:39,195 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-11-28 03:01:39,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:39,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88241474] [2024-11-28 03:01:39,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88241474] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:39,195 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:39,195 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:01:39,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675561379] [2024-11-28 03:01:39,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:39,196 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:01:39,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:39,196 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:01:39,196 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:01:39,197 INFO L87 Difference]: Start difference. First operand 10000 states and 13775 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-28 03:01:39,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:39,824 INFO L93 Difference]: Finished difference Result 19985 states and 27529 transitions. [2024-11-28 03:01:39,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:01:39,829 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 143 [2024-11-28 03:01:39,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:39,956 INFO L225 Difference]: With dead ends: 19985 [2024-11-28 03:01:39,956 INFO L226 Difference]: Without dead ends: 10000 [2024-11-28 03:01:40,002 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:01:40,004 INFO L435 NwaCegarLoop]: 1035 mSDtfsCounter, 1033 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1033 SdHoareTripleChecker+Valid, 1035 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:40,005 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1033 Valid, 1035 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:01:40,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10000 states. [2024-11-28 03:01:40,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10000 to 10000. [2024-11-28 03:01:40,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10000 states, 7185 states have (on average 1.3324982602644397) internal successors, (9574), 7350 states have internal predecessors, (9574), 2093 states have call successors, (2093), 722 states have call predecessors, (2093), 721 states have return successors, (2092), 2033 states have call predecessors, (2092), 2092 states have call successors, (2092) [2024-11-28 03:01:40,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10000 states to 10000 states and 13759 transitions. [2024-11-28 03:01:40,650 INFO L78 Accepts]: Start accepts. Automaton has 10000 states and 13759 transitions. Word has length 143 [2024-11-28 03:01:40,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:40,654 INFO L471 AbstractCegarLoop]: Abstraction has 10000 states and 13759 transitions. [2024-11-28 03:01:40,655 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-28 03:01:40,656 INFO L276 IsEmpty]: Start isEmpty. Operand 10000 states and 13759 transitions. [2024-11-28 03:01:40,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2024-11-28 03:01:40,705 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:40,706 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:40,706 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 03:01:40,706 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:40,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:40,707 INFO L85 PathProgramCache]: Analyzing trace with hash 1926263610, now seen corresponding path program 1 times [2024-11-28 03:01:40,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:40,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654404299] [2024-11-28 03:01:40,711 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:40,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:43,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:43,973 INFO L134 CoverageAnalysis]: Checked inductivity of 941 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 941 trivial. 0 not checked. [2024-11-28 03:01:43,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:43,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654404299] [2024-11-28 03:01:43,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654404299] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:43,974 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:43,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:01:43,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989078464] [2024-11-28 03:01:43,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:43,976 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:01:43,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:43,977 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:01:43,977 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:01:43,978 INFO L87 Difference]: Start difference. First operand 10000 states and 13759 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-28 03:01:44,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:44,639 INFO L93 Difference]: Finished difference Result 10018 states and 13791 transitions. [2024-11-28 03:01:44,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:01:44,640 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 255 [2024-11-28 03:01:44,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:44,728 INFO L225 Difference]: With dead ends: 10018 [2024-11-28 03:01:44,729 INFO L226 Difference]: Without dead ends: 10015 [2024-11-28 03:01:44,737 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:01:44,738 INFO L435 NwaCegarLoop]: 1035 mSDtfsCounter, 0 mSDsluCounter, 1029 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2064 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:44,739 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2064 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:01:44,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10015 states. [2024-11-28 03:01:45,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10015 to 10015. [2024-11-28 03:01:45,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10015 states, 7200 states have (on average 1.3318055555555555) internal successors, (9589), 7365 states have internal predecessors, (9589), 2093 states have call successors, (2093), 722 states have call predecessors, (2093), 721 states have return successors, (2092), 2033 states have call predecessors, (2092), 2092 states have call successors, (2092) [2024-11-28 03:01:45,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10015 states to 10015 states and 13774 transitions. [2024-11-28 03:01:45,623 INFO L78 Accepts]: Start accepts. Automaton has 10015 states and 13774 transitions. Word has length 255 [2024-11-28 03:01:45,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:45,625 INFO L471 AbstractCegarLoop]: Abstraction has 10015 states and 13774 transitions. [2024-11-28 03:01:45,625 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-28 03:01:45,625 INFO L276 IsEmpty]: Start isEmpty. Operand 10015 states and 13774 transitions. [2024-11-28 03:01:45,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2024-11-28 03:01:45,668 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:45,668 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:45,669 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 03:01:45,669 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:45,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:45,670 INFO L85 PathProgramCache]: Analyzing trace with hash 246808736, now seen corresponding path program 1 times [2024-11-28 03:01:45,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:45,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899753532] [2024-11-28 03:01:45,670 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:45,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:48,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:49,868 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-28 03:01:49,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:49,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899753532] [2024-11-28 03:01:49,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899753532] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:49,868 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:49,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:01:49,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584178648] [2024-11-28 03:01:49,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:49,869 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:01:49,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:49,870 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:01:49,870 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:01:49,871 INFO L87 Difference]: Start difference. First operand 10015 states and 13774 transitions. Second operand has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 4 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-28 03:01:53,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:04,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:04,399 INFO L93 Difference]: Finished difference Result 26214 states and 37200 transitions. [2024-11-28 03:02:04,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 03:02:04,400 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 4 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 244 [2024-11-28 03:02:04,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:04,519 INFO L225 Difference]: With dead ends: 26214 [2024-11-28 03:02:04,519 INFO L226 Difference]: Without dead ends: 16214 [2024-11-28 03:02:04,590 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:02:04,591 INFO L435 NwaCegarLoop]: 1015 mSDtfsCounter, 1281 mSDsluCounter, 1751 mSDsCounter, 0 mSdLazyCounter, 812 mSolverCounterSat, 450 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1343 SdHoareTripleChecker+Valid, 2766 SdHoareTripleChecker+Invalid, 1263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 450 IncrementalHoareTripleChecker+Valid, 812 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.4s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:04,591 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1343 Valid, 2766 Invalid, 1263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [450 Valid, 812 Invalid, 1 Unknown, 0 Unchecked, 13.4s Time] [2024-11-28 03:02:04,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16214 states. [2024-11-28 03:02:05,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16214 to 16124. [2024-11-28 03:02:05,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16124 states, 11305 states have (on average 1.2988942945599293) internal successors, (14684), 11718 states have internal predecessors, (14684), 3534 states have call successors, (3534), 1165 states have call predecessors, (3534), 1284 states have return successors, (3699), 3391 states have call predecessors, (3699), 3533 states have call successors, (3699) [2024-11-28 03:02:05,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16124 states to 16124 states and 21917 transitions. [2024-11-28 03:02:05,790 INFO L78 Accepts]: Start accepts. Automaton has 16124 states and 21917 transitions. Word has length 244 [2024-11-28 03:02:05,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:05,791 INFO L471 AbstractCegarLoop]: Abstraction has 16124 states and 21917 transitions. [2024-11-28 03:02:05,791 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 4 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-28 03:02:05,791 INFO L276 IsEmpty]: Start isEmpty. Operand 16124 states and 21917 transitions. [2024-11-28 03:02:05,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2024-11-28 03:02:05,846 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:05,846 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:05,846 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 03:02:05,847 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:05,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:05,849 INFO L85 PathProgramCache]: Analyzing trace with hash -578243394, now seen corresponding path program 1 times [2024-11-28 03:02:05,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:05,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008386414] [2024-11-28 03:02:05,850 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:05,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:08,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:10,062 INFO L134 CoverageAnalysis]: Checked inductivity of 941 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 938 trivial. 0 not checked. [2024-11-28 03:02:10,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:10,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008386414] [2024-11-28 03:02:10,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008386414] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:10,063 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:10,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:02:10,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977213931] [2024-11-28 03:02:10,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:10,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:02:10,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:10,065 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:02:10,065 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:02:10,066 INFO L87 Difference]: Start difference. First operand 16124 states and 21917 transitions. Second operand has 4 states, 4 states have (on average 29.0) internal successors, (116), 4 states have internal predecessors, (116), 2 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-28 03:02:14,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:15,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:15,708 INFO L93 Difference]: Finished difference Result 32096 states and 43626 transitions. [2024-11-28 03:02:15,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:02:15,709 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.0) internal successors, (116), 4 states have internal predecessors, (116), 2 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 260 [2024-11-28 03:02:15,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:15,827 INFO L225 Difference]: With dead ends: 32096 [2024-11-28 03:02:15,827 INFO L226 Difference]: Without dead ends: 15787 [2024-11-28 03:02:15,903 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:02:15,904 INFO L435 NwaCegarLoop]: 1035 mSDtfsCounter, 0 mSDsluCounter, 2062 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3097 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:15,904 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3097 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-28 03:02:15,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15787 states. [2024-11-28 03:02:16,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15787 to 15787. [2024-11-28 03:02:16,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15787 states, 11073 states have (on average 1.3009121286011018) internal successors, (14405), 11479 states have internal predecessors, (14405), 3452 states have call successors, (3452), 1142 states have call predecessors, (3452), 1261 states have return successors, (3617), 3316 states have call predecessors, (3617), 3451 states have call successors, (3617) [2024-11-28 03:02:17,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15787 states to 15787 states and 21474 transitions. [2024-11-28 03:02:17,065 INFO L78 Accepts]: Start accepts. Automaton has 15787 states and 21474 transitions. Word has length 260 [2024-11-28 03:02:17,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:17,068 INFO L471 AbstractCegarLoop]: Abstraction has 15787 states and 21474 transitions. [2024-11-28 03:02:17,068 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.0) internal successors, (116), 4 states have internal predecessors, (116), 2 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-28 03:02:17,068 INFO L276 IsEmpty]: Start isEmpty. Operand 15787 states and 21474 transitions. [2024-11-28 03:02:17,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2024-11-28 03:02:17,122 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:17,123 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:17,123 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 03:02:17,123 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:17,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:17,123 INFO L85 PathProgramCache]: Analyzing trace with hash -2129600845, now seen corresponding path program 1 times [2024-11-28 03:02:17,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:17,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478740985] [2024-11-28 03:02:17,124 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:17,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:20,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:20,978 INFO L134 CoverageAnalysis]: Checked inductivity of 941 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 938 trivial. 0 not checked. [2024-11-28 03:02:20,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:20,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478740985] [2024-11-28 03:02:20,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478740985] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:20,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:20,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:02:20,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687018183] [2024-11-28 03:02:20,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:20,980 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:02:20,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:20,981 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:02:20,981 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:02:20,982 INFO L87 Difference]: Start difference. First operand 15787 states and 21474 transitions. Second operand has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-28 03:02:22,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:22,135 INFO L93 Difference]: Finished difference Result 31786 states and 43241 transitions. [2024-11-28 03:02:22,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:02:22,135 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 263 [2024-11-28 03:02:22,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:22,233 INFO L225 Difference]: With dead ends: 31786 [2024-11-28 03:02:22,234 INFO L226 Difference]: Without dead ends: 16001 [2024-11-28 03:02:22,279 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:02:22,279 INFO L435 NwaCegarLoop]: 1013 mSDtfsCounter, 301 mSDsluCounter, 984 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 301 SdHoareTripleChecker+Valid, 1997 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:22,280 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [301 Valid, 1997 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:02:22,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16001 states. [2024-11-28 03:02:23,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16001 to 16001. [2024-11-28 03:02:23,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16001 states, 11245 states have (on average 1.3027123165851489) internal successors, (14649), 11652 states have internal predecessors, (14649), 3480 states have call successors, (3480), 1156 states have call predecessors, (3480), 1275 states have return successors, (3645), 3344 states have call predecessors, (3645), 3479 states have call successors, (3645) [2024-11-28 03:02:23,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16001 states to 16001 states and 21774 transitions. [2024-11-28 03:02:23,339 INFO L78 Accepts]: Start accepts. Automaton has 16001 states and 21774 transitions. Word has length 263 [2024-11-28 03:02:23,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:23,339 INFO L471 AbstractCegarLoop]: Abstraction has 16001 states and 21774 transitions. [2024-11-28 03:02:23,339 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-28 03:02:23,340 INFO L276 IsEmpty]: Start isEmpty. Operand 16001 states and 21774 transitions. [2024-11-28 03:02:23,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2024-11-28 03:02:23,384 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:23,388 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:23,392 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 03:02:23,393 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:23,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:23,393 INFO L85 PathProgramCache]: Analyzing trace with hash 2021549937, now seen corresponding path program 1 times [2024-11-28 03:02:23,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:23,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114839194] [2024-11-28 03:02:23,394 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:23,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:27,752 INFO L134 CoverageAnalysis]: Checked inductivity of 966 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 957 trivial. 0 not checked. [2024-11-28 03:02:27,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:27,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114839194] [2024-11-28 03:02:27,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114839194] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:27,754 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:27,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:02:27,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575755753] [2024-11-28 03:02:27,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:27,756 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:02:27,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:27,757 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:02:27,757 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:02:27,757 INFO L87 Difference]: Start difference. First operand 16001 states and 21774 transitions. Second operand has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-28 03:02:27,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:27,969 INFO L93 Difference]: Finished difference Result 16158 states and 21998 transitions. [2024-11-28 03:02:27,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:02:27,970 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 296 [2024-11-28 03:02:27,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:27,994 INFO L225 Difference]: With dead ends: 16158 [2024-11-28 03:02:27,994 INFO L226 Difference]: Without dead ends: 0 [2024-11-28 03:02:28,037 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:02:28,038 INFO L435 NwaCegarLoop]: 251 mSDtfsCounter, 244 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 244 SdHoareTripleChecker+Valid, 251 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:28,040 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [244 Valid, 251 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:02:28,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-28 03:02:28,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-28 03:02:28,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:28,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-28 03:02:28,057 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 296 [2024-11-28 03:02:28,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:28,058 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:02:28,058 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-28 03:02:28,058 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-28 03:02:28,059 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-28 03:02:28,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 03:02:28,072 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 03:02:28,087 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:28,095 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-28 03:02:51,611 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 03:02:51,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:02:51 BoogieIcfgContainer [2024-11-28 03:02:51,695 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 03:02:51,696 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 03:02:51,696 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 03:02:51,697 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 03:02:51,698 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:01:14" (3/4) ... [2024-11-28 03:02:51,718 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-28 03:02:51,738 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_rawmidi_open [2024-11-28 03:02:51,742 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_ctl_smpte_time_put [2024-11-28 03:02:51,742 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure msleep [2024-11-28 03:02:51,742 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_driver_unregister [2024-11-28 03:02:51,742 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_rawmidi_close [2024-11-28 03:02:51,742 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#11 [2024-11-28 03:02:51,742 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_enable_readout [2024-11-28 03:02:51,742 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#12 [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#10 [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#15 [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#16 [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#13 [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure parport_unregister_device [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#14 [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irq [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#17 [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_write_midi [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_device_unregister [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_write_command [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_ctl_smpte_time_info [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_write_data [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_remove [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_device_ready [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_probe [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_set_drvdata [2024-11-28 03:02:51,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_card_free [2024-11-28 03:02:51,744 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_get_drvdata [2024-11-28 03:02:51,744 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_ctl_smpte_time_get [2024-11-28 03:02:51,744 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_unregister_all [2024-11-28 03:02:51,744 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_detach [2024-11-28 03:02:51,744 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#1 [2024-11-28 03:02:51,744 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#0 [2024-11-28 03:02:51,744 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_device_close [2024-11-28 03:02:51,744 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2024-11-28 03:02:51,744 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_device_init [2024-11-28 03:02:51,744 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_probe [2024-11-28 03:02:51,744 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_read_char [2024-11-28 03:02:51,744 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irq [2024-11-28 03:02:51,744 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_read [2024-11-28 03:02:51,748 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure parport_release [2024-11-28 03:02:51,748 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_rawmidi_output_trigger [2024-11-28 03:02:51,749 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_probe_port [2024-11-28 03:02:51,749 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_device_open [2024-11-28 03:02:51,749 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-28 03:02:51,749 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_smpte_stop [2024-11-28 03:02:51,749 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_rawmidi_input_trigger [2024-11-28 03:02:51,749 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#7 [2024-11-28 03:02:51,749 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#6 [2024-11-28 03:02:51,749 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_disable_readout [2024-11-28 03:02:51,749 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#9 [2024-11-28 03:02:51,749 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#8 [2024-11-28 03:02:51,749 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#3 [2024-11-28 03:02:51,750 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#2 [2024-11-28 03:02:51,750 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#5 [2024-11-28 03:02:51,750 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2024-11-28 03:02:51,750 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#4 [2024-11-28 03:02:51,750 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-28 03:02:51,750 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __snd_printk [2024-11-28 03:02:51,751 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_rawmidi_set_ops [2024-11-28 03:02:51,752 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure parport_register_device [2024-11-28 03:02:51,753 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure parport_claim [2024-11-28 03:02:51,895 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 230 nodes and edges [2024-11-28 03:02:51,906 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 89 nodes and edges [2024-11-28 03:02:51,916 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2024-11-28 03:02:51,925 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-28 03:02:51,929 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-28 03:02:51,939 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 03:02:51,943 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 03:02:52,664 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5338266-97e2-4b5d-b928-6c54b8ac8e77/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 03:02:52,665 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5338266-97e2-4b5d-b928-6c54b8ac8e77/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 03:02:52,666 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 03:02:52,667 INFO L158 Benchmark]: Toolchain (without parser) took 110801.63ms. Allocated memory was 142.6MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 112.8MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 507.1MB. Max. memory is 16.1GB. [2024-11-28 03:02:52,667 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:02:52,668 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2135.33ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 112.6MB in the beginning and 376.7MB in the end (delta: -264.1MB). Peak memory consumption was 70.7MB. Max. memory is 16.1GB. [2024-11-28 03:02:52,669 INFO L158 Benchmark]: Boogie Procedure Inliner took 218.71ms. Allocated memory is still 427.8MB. Free memory was 376.7MB in the beginning and 365.6MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:02:52,669 INFO L158 Benchmark]: Boogie Preprocessor took 637.63ms. Allocated memory is still 427.8MB. Free memory was 365.6MB in the beginning and 289.3MB in the end (delta: 76.3MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2024-11-28 03:02:52,669 INFO L158 Benchmark]: RCFGBuilder took 9320.79ms. Allocated memory is still 427.8MB. Free memory was 289.3MB in the beginning and 313.5MB in the end (delta: -24.2MB). Peak memory consumption was 138.0MB. Max. memory is 16.1GB. [2024-11-28 03:02:52,670 INFO L158 Benchmark]: TraceAbstraction took 97508.61ms. Allocated memory was 427.8MB in the beginning and 1.7GB in the end (delta: 1.3GB). Free memory was 313.5MB in the beginning and 1.2GB in the end (delta: -865.0MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-28 03:02:52,670 INFO L158 Benchmark]: Witness Printer took 969.45ms. Allocated memory is still 1.7GB. Free memory was 1.2GB in the beginning and 1.1GB in the end (delta: 33.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-28 03:02:52,672 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2135.33ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 112.6MB in the beginning and 376.7MB in the end (delta: -264.1MB). Peak memory consumption was 70.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 218.71ms. Allocated memory is still 427.8MB. Free memory was 376.7MB in the beginning and 365.6MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 637.63ms. Allocated memory is still 427.8MB. Free memory was 365.6MB in the beginning and 289.3MB in the end (delta: 76.3MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * RCFGBuilder took 9320.79ms. Allocated memory is still 427.8MB. Free memory was 289.3MB in the beginning and 313.5MB in the end (delta: -24.2MB). Peak memory consumption was 138.0MB. Max. memory is 16.1GB. * TraceAbstraction took 97508.61ms. Allocated memory was 427.8MB in the beginning and 1.7GB in the end (delta: 1.3GB). Free memory was 313.5MB in the beginning and 1.2GB in the end (delta: -865.0MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * Witness Printer took 969.45ms. Allocated memory is still 1.7GB. Free memory was 1.2GB in the beginning and 1.1GB in the end (delta: 33.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 3707]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 68 procedures, 855 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 73.8s, OverallIterations: 10, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.4s, AutomataDifference: 26.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 6805 SdHoareTripleChecker+Valid, 18.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6743 mSDsluCounter, 19788 SdHoareTripleChecker+Invalid, 17.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9863 mSDsCounter, 465 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 885 IncrementalHoareTripleChecker+Invalid, 1352 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 465 mSolverCounterUnsat, 9925 mSDtfsCounter, 885 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 43 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16124occurred in iteration=7, InterpolantAutomatonStates: 36, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 6.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 131 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 7.2s InterpolantComputationTime, 1982 NumberOfCodeBlocks, 1982 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1972 ConstructedInterpolants, 0 QuantifiedInterpolants, 2364 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 5136/5136 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 4456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3997]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 4474]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4160]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 3952]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 3978]: Location Invariant Derived location invariant: 0 RESULT: Ultimate proved your program to be correct! [2024-11-28 03:02:52,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5338266-97e2-4b5d-b928-6c54b8ac8e77/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE