./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 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2414546-bf76-4e11-a14c-6d99130b9ef1/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2414546-bf76-4e11-a14c-6d99130b9ef1/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2414546-bf76-4e11-a14c-6d99130b9ef1/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2414546-bf76-4e11-a14c-6d99130b9ef1/bin/uautomizer-verify-LYvppIcaGC/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_e2414546-bf76-4e11-a14c-6d99130b9ef1/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2414546-bf76-4e11-a14c-6d99130b9ef1/bin/uautomizer-verify-LYvppIcaGC --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-6497de0 [2024-11-23 18:42:23,950 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 18:42:24,053 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2414546-bf76-4e11-a14c-6d99130b9ef1/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-23 18:42:24,064 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 18:42:24,064 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 18:42:24,109 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 18:42:24,110 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 18:42:24,110 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 18:42:24,111 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 18:42:24,111 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 18:42:24,111 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 18:42:24,112 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 18:42:24,112 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 18:42:24,112 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 18:42:24,112 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 18:42:24,113 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 18:42:24,113 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 18:42:24,113 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 18:42:24,113 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 18:42:24,113 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 18:42:24,113 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 18:42:24,113 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 18:42:24,113 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 18:42:24,113 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 18:42:24,113 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 18:42:24,114 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 18:42:24,114 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:42:24,114 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:42:24,114 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:42:24,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:42:24,114 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 18:42:24,114 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:42:24,114 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:42:24,114 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:42:24,115 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:42:24,115 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 18:42:24,117 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 18:42:24,117 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 18:42:24,117 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 18:42:24,117 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 18:42:24,117 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 18:42:24,118 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 18:42:24,118 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 18:42:24,118 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 18:42:24,119 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 18:42:24,119 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_e2414546-bf76-4e11-a14c-6d99130b9ef1/bin/uautomizer-verify-LYvppIcaGC 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 [2024-11-23 18:42:24,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 18:42:24,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 18:42:24,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 18:42:24,540 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 18:42:24,541 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 18:42:24,544 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2414546-bf76-4e11-a14c-6d99130b9ef1/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-mts64.ko-entry_point.cil.out.i [2024-11-23 18:42:28,084 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2414546-bf76-4e11-a14c-6d99130b9ef1/bin/uautomizer-verify-LYvppIcaGC/data/793148166/2de63e543b28437889f897d379b3b232/FLAGb583408d0 [2024-11-23 18:42:28,683 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 18:42:28,686 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2414546-bf76-4e11-a14c-6d99130b9ef1/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-mts64.ko-entry_point.cil.out.i [2024-11-23 18:42:28,734 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2414546-bf76-4e11-a14c-6d99130b9ef1/bin/uautomizer-verify-LYvppIcaGC/data/793148166/2de63e543b28437889f897d379b3b232/FLAGb583408d0 [2024-11-23 18:42:28,760 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2414546-bf76-4e11-a14c-6d99130b9ef1/bin/uautomizer-verify-LYvppIcaGC/data/793148166/2de63e543b28437889f897d379b3b232 [2024-11-23 18:42:28,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 18:42:28,767 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 18:42:28,770 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 18:42:28,770 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 18:42:28,776 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 18:42:28,778 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:42:28" (1/1) ... [2024-11-23 18:42:28,779 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e26bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:28, skipping insertion in model container [2024-11-23 18:42:28,779 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:42:28" (1/1) ... [2024-11-23 18:42:28,909 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 18:42:29,611 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3506] [2024-11-23 18:42:29,612 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] [2024-11-23 18:42:29,841 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_e2414546-bf76-4e11-a14c-6d99130b9ef1/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] [2024-11-23 18:42:30,553 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:42:30,592 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 18:42:30,805 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3506] [2024-11-23 18:42:30,806 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] [2024-11-23 18:42:30,825 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_e2414546-bf76-4e11-a14c-6d99130b9ef1/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] [2024-11-23 18:42:31,083 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:42:31,149 INFO L204 MainTranslator]: Completed translation [2024-11-23 18:42:31,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:31 WrapperNode [2024-11-23 18:42:31,151 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 18:42:31,152 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 18:42:31,152 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 18:42:31,153 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 18:42:31,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:31" (1/1) ... [2024-11-23 18:42:31,216 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:31" (1/1) ... [2024-11-23 18:42:31,350 INFO L138 Inliner]: procedures = 158, calls = 872, calls flagged for inlining = 74, calls inlined = 62, statements flattened = 1973 [2024-11-23 18:42:31,350 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 18:42:31,351 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 18:42:31,352 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 18:42:31,352 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 18:42:31,364 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:31" (1/1) ... [2024-11-23 18:42:31,366 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:31" (1/1) ... [2024-11-23 18:42:31,406 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:31" (1/1) ... [2024-11-23 18:42:31,859 INFO L175 MemorySlicer]: Split 510 memory accesses to 18 slices as follows [2, 185, 34, 5, 10, 34, 34, 36, 24, 6, 12, 85, 6, 13, 5, 1, 10, 8]. 36 percent of accesses are in the largest equivalence class. The 90 initializations are split as follows [2, 31, 0, 0, 0, 0, 0, 32, 0, 0, 12, 0, 0, 0, 5, 0, 0, 8]. The 278 writes are split as follows [0, 48, 33, 3, 7, 33, 33, 2, 24, 5, 0, 84, 5, 1, 0, 0, 0, 0]. [2024-11-23 18:42:31,862 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:31" (1/1) ... [2024-11-23 18:42:31,862 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:31" (1/1) ... [2024-11-23 18:42:31,980 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:31" (1/1) ... [2024-11-23 18:42:31,983 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:31" (1/1) ... [2024-11-23 18:42:32,001 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:31" (1/1) ... [2024-11-23 18:42:32,031 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:31" (1/1) ... [2024-11-23 18:42:32,051 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:31" (1/1) ... [2024-11-23 18:42:32,079 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 18:42:32,080 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 18:42:32,080 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 18:42:32,081 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 18:42:32,082 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:31" (1/1) ... [2024-11-23 18:42:32,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:42:32,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2414546-bf76-4e11-a14c-6d99130b9ef1/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:42:32,131 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2414546-bf76-4e11-a14c-6d99130b9ef1/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 18:42:32,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2414546-bf76-4e11-a14c-6d99130b9ef1/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 18:42:32,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2024-11-23 18:42:32,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2024-11-23 18:42:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2024-11-23 18:42:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2024-11-23 18:42:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2024-11-23 18:42:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2024-11-23 18:42:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2024-11-23 18:42:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2024-11-23 18:42:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2024-11-23 18:42:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2024-11-23 18:42:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2024-11-23 18:42:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2024-11-23 18:42:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2024-11-23 18:42:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2024-11-23 18:42:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2024-11-23 18:42:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2024-11-23 18:42:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2024-11-23 18:42:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2024-11-23 18:42:32,176 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2024-11-23 18:42:32,176 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2024-11-23 18:42:32,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2024-11-23 18:42:32,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2024-11-23 18:42:32,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2024-11-23 18:42:32,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2024-11-23 18:42:32,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2024-11-23 18:42:32,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2024-11-23 18:42:32,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2024-11-23 18:42:32,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2024-11-23 18:42:32,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2024-11-23 18:42:32,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2024-11-23 18:42:32,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2024-11-23 18:42:32,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2024-11-23 18:42:32,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2024-11-23 18:42:32,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2024-11-23 18:42:32,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2024-11-23 18:42:32,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2024-11-23 18:42:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_rawmidi_open [2024-11-23 18:42:32,178 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_rawmidi_open [2024-11-23 18:42:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-23 18:42:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-23 18:42:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-23 18:42:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-23 18:42:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-23 18:42:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-23 18:42:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-23 18:42:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-23 18:42:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-23 18:42:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-23 18:42:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-23 18:42:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-23 18:42:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-23 18:42:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-23 18:42:32,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-23 18:42:32,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-23 18:42:32,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-23 18:42:32,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-23 18:42:32,184 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-23 18:42:32,184 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-23 18:42:32,184 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2024-11-23 18:42:32,184 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2024-11-23 18:42:32,184 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_rawmidi_close [2024-11-23 18:42:32,184 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_rawmidi_close [2024-11-23 18:42:32,184 INFO L130 BoogieDeclarations]: Found specification of procedure parport_unregister_device [2024-11-23 18:42:32,184 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_unregister_device [2024-11-23 18:42:32,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-23 18:42:32,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-23 18:42:32,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-23 18:42:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-23 18:42:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-23 18:42:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-23 18:42:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-23 18:42:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-23 18:42:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-23 18:42:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-23 18:42:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-23 18:42:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-23 18:42:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-23 18:42:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-23 18:42:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-23 18:42:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-23 18:42:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-23 18:42:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-23 18:42:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-23 18:42:32,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-23 18:42:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-23 18:42:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-23 18:42:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-23 18:42:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-23 18:42:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-23 18:42:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-23 18:42:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-23 18:42:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-23 18:42:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-23 18:42:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-23 18:42:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-23 18:42:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-23 18:42:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-23 18:42:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-23 18:42:32,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-23 18:42:32,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-23 18:42:32,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-23 18:42:32,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-23 18:42:32,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-23 18:42:32,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-23 18:42:32,191 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_write_command [2024-11-23 18:42:32,191 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_write_command [2024-11-23 18:42:32,191 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_ctl_smpte_time_info [2024-11-23 18:42:32,191 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_ctl_smpte_time_info [2024-11-23 18:42:32,192 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_write_data [2024-11-23 18:42:32,192 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_write_data [2024-11-23 18:42:32,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-23 18:42:32,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-23 18:42:32,192 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_remove [2024-11-23 18:42:32,192 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_remove [2024-11-23 18:42:32,193 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_ctl_smpte_time_get [2024-11-23 18:42:32,193 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_ctl_smpte_time_get [2024-11-23 18:42:32,193 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_detach [2024-11-23 18:42:32,193 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_detach [2024-11-23 18:42:32,193 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_device_close [2024-11-23 18:42:32,193 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_device_close [2024-11-23 18:42:32,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-23 18:42:32,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-23 18:42:32,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-23 18:42:32,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-23 18:42:32,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-23 18:42:32,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-23 18:42:32,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-23 18:42:32,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-23 18:42:32,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-23 18:42:32,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-23 18:42:32,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-23 18:42:32,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-23 18:42:32,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-23 18:42:32,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-23 18:42:32,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-23 18:42:32,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-23 18:42:32,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-23 18:42:32,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-23 18:42:32,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-23 18:42:32,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-23 18:42:32,196 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_device_init [2024-11-23 18:42:32,196 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_device_init [2024-11-23 18:42:32,196 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_read_char [2024-11-23 18:42:32,199 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_read_char [2024-11-23 18:42:32,199 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-11-23 18:42:32,199 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-11-23 18:42:32,199 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_read [2024-11-23 18:42:32,199 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_read [2024-11-23 18:42:32,199 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_probe_port [2024-11-23 18:42:32,200 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_probe_port [2024-11-23 18:42:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_device_open [2024-11-23 18:42:32,200 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_device_open [2024-11-23 18:42:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 18:42:32,200 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 18:42:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_smpte_stop [2024-11-23 18:42:32,200 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_smpte_stop [2024-11-23 18:42:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_disable_readout [2024-11-23 18:42:32,200 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_disable_readout [2024-11-23 18:42:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-23 18:42:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-23 18:42:32,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-23 18:42:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 18:42:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_ctl_smpte_time_put [2024-11-23 18:42:32,200 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_ctl_smpte_time_put [2024-11-23 18:42:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-23 18:42:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-23 18:42:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-23 18:42:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-23 18:42:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-23 18:42:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-23 18:42:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-23 18:42:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-23 18:42:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-23 18:42:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-23 18:42:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-23 18:42:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-23 18:42:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-23 18:42:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-23 18:42:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-23 18:42:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-23 18:42:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-23 18:42:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-23 18:42:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-23 18:42:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_enable_readout [2024-11-23 18:42:32,201 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_enable_readout [2024-11-23 18:42:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-11-23 18:42:32,201 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-11-23 18:42:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-23 18:42:32,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-23 18:42:32,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-23 18:42:32,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-23 18:42:32,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-23 18:42:32,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-23 18:42:32,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-23 18:42:32,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-23 18:42:32,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-23 18:42:32,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-23 18:42:32,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-23 18:42:32,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-23 18:42:32,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-23 18:42:32,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-23 18:42:32,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-23 18:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-23 18:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-23 18:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-23 18:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-23 18:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-23 18:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_write_midi [2024-11-23 18:42:32,207 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_write_midi [2024-11-23 18:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-23 18:42:32,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-23 18:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2024-11-23 18:42:32,207 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2024-11-23 18:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-23 18:42:32,207 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-23 18:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_device_ready [2024-11-23 18:42:32,207 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_device_ready [2024-11-23 18:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_probe [2024-11-23 18:42:32,207 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_probe [2024-11-23 18:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-23 18:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2024-11-23 18:42:32,208 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2024-11-23 18:42:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-23 18:42:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-23 18:42:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-23 18:42:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-23 18:42:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-23 18:42:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-23 18:42:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-23 18:42:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-23 18:42:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-23 18:42:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-23 18:42:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-23 18:42:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-23 18:42:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-23 18:42:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-23 18:42:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-23 18:42:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-23 18:42:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-23 18:42:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-23 18:42:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure snd_card_free [2024-11-23 18:42:32,209 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_card_free [2024-11-23 18:42:32,209 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2024-11-23 18:42:32,209 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2024-11-23 18:42:32,209 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_unregister_all [2024-11-23 18:42:32,209 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_unregister_all [2024-11-23 18:42:32,209 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_probe [2024-11-23 18:42:32,210 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_probe [2024-11-23 18:42:32,211 INFO L130 BoogieDeclarations]: Found specification of procedure parport_release [2024-11-23 18:42:32,211 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_release [2024-11-23 18:42:32,211 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_rawmidi_output_trigger [2024-11-23 18:42:32,211 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_rawmidi_output_trigger [2024-11-23 18:42:32,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 18:42:32,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-23 18:42:32,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-23 18:42:32,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-23 18:42:32,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-23 18:42:32,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-23 18:42:32,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-23 18:42:32,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-23 18:42:32,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-23 18:42:32,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-23 18:42:32,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-23 18:42:32,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-23 18:42:32,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-23 18:42:32,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-23 18:42:32,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-23 18:42:32,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-23 18:42:32,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-23 18:42:32,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-23 18:42:32,213 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_rawmidi_input_trigger [2024-11-23 18:42:32,213 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_rawmidi_input_trigger [2024-11-23 18:42:32,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-23 18:42:32,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-23 18:42:32,213 INFO L130 BoogieDeclarations]: Found specification of procedure __snd_printk [2024-11-23 18:42:32,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __snd_printk [2024-11-23 18:42:32,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 18:42:32,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 18:42:32,213 INFO L130 BoogieDeclarations]: Found specification of procedure snd_rawmidi_set_ops [2024-11-23 18:42:32,213 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_rawmidi_set_ops [2024-11-23 18:42:32,213 INFO L130 BoogieDeclarations]: Found specification of procedure parport_register_device [2024-11-23 18:42:32,213 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_register_device [2024-11-23 18:42:32,213 INFO L130 BoogieDeclarations]: Found specification of procedure parport_claim [2024-11-23 18:42:32,213 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_claim [2024-11-23 18:42:33,097 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 18:42:33,100 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 18:42:33,204 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-23 18:42:41,516 INFO L? ?]: Removed 859 outVars from TransFormulas that were not future-live. [2024-11-23 18:42:41,516 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 18:42:41,552 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 18:42:41,552 INFO L312 CfgBuilder]: Removed 21 assume(true) statements. [2024-11-23 18:42:41,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:42:41 BoogieIcfgContainer [2024-11-23 18:42:41,557 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 18:42:41,560 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 18:42:41,560 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 18:42:41,573 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 18:42:41,573 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:42:28" (1/3) ... [2024-11-23 18:42:41,574 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@364ffc04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:42:41, skipping insertion in model container [2024-11-23 18:42:41,574 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:42:31" (2/3) ... [2024-11-23 18:42:41,575 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@364ffc04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:42:41, skipping insertion in model container [2024-11-23 18:42:41,575 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:42:41" (3/3) ... [2024-11-23 18:42:41,576 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 [2024-11-23 18:42:41,600 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 18:42:41,603 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. [2024-11-23 18:42:41,740 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 18:42:41,763 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;@56032639, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 18:42:41,764 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 18:42:41,775 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) [2024-11-23 18:42:41,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-23 18:42:41,825 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:42:41,827 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] [2024-11-23 18:42:41,828 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:42:41,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:42:41,835 INFO L85 PathProgramCache]: Analyzing trace with hash -2068258636, now seen corresponding path program 1 times [2024-11-23 18:42:41,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:42:41,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571149988] [2024-11-23 18:42:41,846 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:42:41,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:42:47,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:42:48,208 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-11-23 18:42:48,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:42:48,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571149988] [2024-11-23 18:42:48,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571149988] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:42:48,211 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:42:48,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:42:48,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643477622] [2024-11-23 18:42:48,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:42:48,220 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:42:48,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:42:48,249 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:42:48,251 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:42:48,257 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) [2024-11-23 18:42:48,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:42:48,834 INFO L93 Difference]: Finished difference Result 2255 states and 3344 transitions. [2024-11-23 18:42:48,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:42:48,839 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 [2024-11-23 18:42:48,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:42:48,878 INFO L225 Difference]: With dead ends: 2255 [2024-11-23 18:42:48,878 INFO L226 Difference]: Without dead ends: 1439 [2024-11-23 18:42:48,891 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 [2024-11-23 18:42:48,895 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, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-23 18:42:48,896 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1023 Valid, 2365 Invalid, 14 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-23 18:42:48,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1439 states. [2024-11-23 18:42:49,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1439 to 1435. [2024-11-23 18:42:49,101 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) [2024-11-23 18:42:49,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1435 states and 1994 transitions. [2024-11-23 18:42:49,134 INFO L78 Accepts]: Start accepts. Automaton has 1435 states and 1994 transitions. Word has length 114 [2024-11-23 18:42:49,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:42:49,136 INFO L471 AbstractCegarLoop]: Abstraction has 1435 states and 1994 transitions. [2024-11-23 18:42:49,137 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) [2024-11-23 18:42:49,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 1994 transitions. [2024-11-23 18:42:49,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-23 18:42:49,158 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:42:49,158 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] [2024-11-23 18:42:49,159 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-23 18:42:49,160 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:42:49,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:42:49,161 INFO L85 PathProgramCache]: Analyzing trace with hash -1336895638, now seen corresponding path program 1 times [2024-11-23 18:42:49,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:42:49,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006035773] [2024-11-23 18:42:49,161 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:42:49,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:42:53,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:42:53,791 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-11-23 18:42:53,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:42:53,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006035773] [2024-11-23 18:42:53,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006035773] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:42:53,793 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:42:53,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:42:53,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45542412] [2024-11-23 18:42:53,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:42:53,796 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:42:53,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:42:53,797 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:42:53,797 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:42:53,798 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) [2024-11-23 18:42:54,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:42:54,211 INFO L93 Difference]: Finished difference Result 4221 states and 5854 transitions. [2024-11-23 18:42:54,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:42:54,212 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 [2024-11-23 18:42:54,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:42:54,247 INFO L225 Difference]: With dead ends: 4221 [2024-11-23 18:42:54,247 INFO L226 Difference]: Without dead ends: 2801 [2024-11-23 18:42:54,255 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 [2024-11-23 18:42:54,257 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 [2024-11-23 18:42:54,258 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] [2024-11-23 18:42:54,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2801 states. [2024-11-23 18:42:54,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2801 to 2794. [2024-11-23 18:42:54,468 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) [2024-11-23 18:42:54,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2794 states to 2794 states and 3873 transitions. [2024-11-23 18:42:54,506 INFO L78 Accepts]: Start accepts. Automaton has 2794 states and 3873 transitions. Word has length 129 [2024-11-23 18:42:54,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:42:54,507 INFO L471 AbstractCegarLoop]: Abstraction has 2794 states and 3873 transitions. [2024-11-23 18:42:54,507 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) [2024-11-23 18:42:54,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2794 states and 3873 transitions. [2024-11-23 18:42:54,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-23 18:42:54,519 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:42:54,519 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] [2024-11-23 18:42:54,519 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 18:42:54,519 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:42:54,524 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:42:54,524 INFO L85 PathProgramCache]: Analyzing trace with hash 1076908299, now seen corresponding path program 1 times [2024-11-23 18:42:54,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:42:54,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396925813] [2024-11-23 18:42:54,525 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:42:54,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:42:57,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:42:58,158 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-11-23 18:42:58,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:42:58,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396925813] [2024-11-23 18:42:58,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396925813] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:42:58,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:42:58,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:42:58,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597131702] [2024-11-23 18:42:58,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:42:58,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:42:58,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:42:58,161 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:42:58,161 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:42:58,165 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) [2024-11-23 18:42:58,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:42:58,718 INFO L93 Difference]: Finished difference Result 8180 states and 11315 transitions. [2024-11-23 18:42:58,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:42:58,719 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 [2024-11-23 18:42:58,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:42:58,767 INFO L225 Difference]: With dead ends: 8180 [2024-11-23 18:42:58,767 INFO L226 Difference]: Without dead ends: 5401 [2024-11-23 18:42:58,785 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 [2024-11-23 18:42:58,786 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 [2024-11-23 18:42:58,786 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] [2024-11-23 18:42:58,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5401 states. [2024-11-23 18:42:59,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5401 to 5390. [2024-11-23 18:42:59,104 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) [2024-11-23 18:42:59,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5390 states to 5390 states and 7449 transitions. [2024-11-23 18:42:59,165 INFO L78 Accepts]: Start accepts. Automaton has 5390 states and 7449 transitions. Word has length 135 [2024-11-23 18:42:59,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:42:59,166 INFO L471 AbstractCegarLoop]: Abstraction has 5390 states and 7449 transitions. [2024-11-23 18:42:59,167 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) [2024-11-23 18:42:59,167 INFO L276 IsEmpty]: Start isEmpty. Operand 5390 states and 7449 transitions. [2024-11-23 18:42:59,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-23 18:42:59,174 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:42:59,175 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] [2024-11-23 18:42:59,175 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 18:42:59,175 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:42:59,176 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:42:59,176 INFO L85 PathProgramCache]: Analyzing trace with hash -263757661, now seen corresponding path program 1 times [2024-11-23 18:42:59,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:42:59,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125839425] [2024-11-23 18:42:59,177 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:42:59,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:43:02,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:43:03,352 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-11-23 18:43:03,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:43:03,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125839425] [2024-11-23 18:43:03,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125839425] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:43:03,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:43:03,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:43:03,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725240964] [2024-11-23 18:43:03,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:43:03,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:43:03,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:43:03,354 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:43:03,354 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:43:03,355 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) [2024-11-23 18:43:04,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:43:04,064 INFO L93 Difference]: Finished difference Result 15394 states and 21229 transitions. [2024-11-23 18:43:04,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:43:04,064 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 [2024-11-23 18:43:04,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:43:04,148 INFO L225 Difference]: With dead ends: 15394 [2024-11-23 18:43:04,148 INFO L226 Difference]: Without dead ends: 10019 [2024-11-23 18:43:04,177 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 [2024-11-23 18:43:04,179 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, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-23 18:43:04,180 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [922 Valid, 2106 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-23 18:43:04,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10019 states. [2024-11-23 18:43:04,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10019 to 10000. [2024-11-23 18:43:04,646 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) [2024-11-23 18:43:04,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10000 states to 10000 states and 13775 transitions. [2024-11-23 18:43:04,731 INFO L78 Accepts]: Start accepts. Automaton has 10000 states and 13775 transitions. Word has length 143 [2024-11-23 18:43:04,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:43:04,733 INFO L471 AbstractCegarLoop]: Abstraction has 10000 states and 13775 transitions. [2024-11-23 18:43:04,733 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) [2024-11-23 18:43:04,733 INFO L276 IsEmpty]: Start isEmpty. Operand 10000 states and 13775 transitions. [2024-11-23 18:43:04,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-23 18:43:04,737 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:43:04,738 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] [2024-11-23 18:43:04,738 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 18:43:04,740 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:43:04,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:43:04,741 INFO L85 PathProgramCache]: Analyzing trace with hash -1752693590, now seen corresponding path program 1 times [2024-11-23 18:43:04,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:43:04,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44832761] [2024-11-23 18:43:04,741 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:43:04,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:43:08,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:43:08,686 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-11-23 18:43:08,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:43:08,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44832761] [2024-11-23 18:43:08,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44832761] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:43:08,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:43:08,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:43:08,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962150133] [2024-11-23 18:43:08,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:43:08,688 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:43:08,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:43:08,689 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:43:08,689 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:43:08,690 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) [2024-11-23 18:43:09,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:43:09,407 INFO L93 Difference]: Finished difference Result 19985 states and 27529 transitions. [2024-11-23 18:43:09,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:43:09,411 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 [2024-11-23 18:43:09,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:43:09,537 INFO L225 Difference]: With dead ends: 19985 [2024-11-23 18:43:09,537 INFO L226 Difference]: Without dead ends: 10000 [2024-11-23 18:43:09,589 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 [2024-11-23 18:43:09,591 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 [2024-11-23 18:43:09,591 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] [2024-11-23 18:43:09,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10000 states. [2024-11-23 18:43:10,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10000 to 10000. [2024-11-23 18:43:10,414 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) [2024-11-23 18:43:10,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10000 states to 10000 states and 13759 transitions. [2024-11-23 18:43:10,502 INFO L78 Accepts]: Start accepts. Automaton has 10000 states and 13759 transitions. Word has length 143 [2024-11-23 18:43:10,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:43:10,504 INFO L471 AbstractCegarLoop]: Abstraction has 10000 states and 13759 transitions. [2024-11-23 18:43:10,506 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) [2024-11-23 18:43:10,507 INFO L276 IsEmpty]: Start isEmpty. Operand 10000 states and 13759 transitions. [2024-11-23 18:43:10,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-11-23 18:43:10,558 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:43:10,559 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] [2024-11-23 18:43:10,559 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-23 18:43:10,560 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:43:10,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:43:10,561 INFO L85 PathProgramCache]: Analyzing trace with hash -1476261940, now seen corresponding path program 1 times [2024-11-23 18:43:10,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:43:10,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531759013] [2024-11-23 18:43:10,564 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:43:10,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:43:14,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:43:15,093 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-23 18:43:15,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:43:15,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531759013] [2024-11-23 18:43:15,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531759013] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:43:15,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:43:15,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:43:15,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372616913] [2024-11-23 18:43:15,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:43:15,097 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:43:15,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:43:15,098 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:43:15,099 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:43:15,099 INFO L87 Difference]: Start difference. First operand 10000 states and 13759 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-23 18:43:15,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:43:15,788 INFO L93 Difference]: Finished difference Result 10018 states and 13791 transitions. [2024-11-23 18:43:15,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:43:15,789 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 242 [2024-11-23 18:43:15,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:43:15,890 INFO L225 Difference]: With dead ends: 10018 [2024-11-23 18:43:15,890 INFO L226 Difference]: Without dead ends: 10015 [2024-11-23 18:43:15,900 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 [2024-11-23 18:43:15,902 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 [2024-11-23 18:43:15,903 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] [2024-11-23 18:43:15,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10015 states. [2024-11-23 18:43:16,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10015 to 10015. [2024-11-23 18:43:16,525 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) [2024-11-23 18:43:16,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10015 states to 10015 states and 13774 transitions. [2024-11-23 18:43:16,603 INFO L78 Accepts]: Start accepts. Automaton has 10015 states and 13774 transitions. Word has length 242 [2024-11-23 18:43:16,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:43:16,605 INFO L471 AbstractCegarLoop]: Abstraction has 10015 states and 13774 transitions. [2024-11-23 18:43:16,606 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-23 18:43:16,606 INFO L276 IsEmpty]: Start isEmpty. Operand 10015 states and 13774 transitions. [2024-11-23 18:43:16,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2024-11-23 18:43:16,653 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:43:16,653 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] [2024-11-23 18:43:16,654 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-23 18:43:16,655 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:43:16,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:43:16,656 INFO L85 PathProgramCache]: Analyzing trace with hash -1575942002, now seen corresponding path program 1 times [2024-11-23 18:43:16,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:43:16,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823518403] [2024-11-23 18:43:16,656 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:43:16,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:43:19,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:43:22,689 INFO L134 CoverageAnalysis]: Checked inductivity of 941 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 941 trivial. 0 not checked. [2024-11-23 18:43:22,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:43:22,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823518403] [2024-11-23 18:43:22,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823518403] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:43:22,690 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:43:22,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 18:43:22,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201017533] [2024-11-23 18:43:22,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:43:22,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 18:43:22,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:43:22,694 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 18:43:22,694 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:43:22,695 INFO L87 Difference]: Start difference. First operand 10015 states and 13774 transitions. Second operand has 5 states, 5 states have (on average 22.6) internal successors, (113), 5 states have internal predecessors, (113), 4 states have call successors, (37), 4 states have call predecessors, (37), 2 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-23 18:43:26,776 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 18:43:38,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:43:38,403 INFO L93 Difference]: Finished difference Result 26214 states and 37200 transitions. [2024-11-23 18:43:38,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-23 18:43:38,404 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.6) internal successors, (113), 5 states have internal predecessors, (113), 4 states have call successors, (37), 4 states have call predecessors, (37), 2 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 257 [2024-11-23 18:43:38,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:43:38,527 INFO L225 Difference]: With dead ends: 26214 [2024-11-23 18:43:38,528 INFO L226 Difference]: Without dead ends: 16214 [2024-11-23 18:43:38,602 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-23 18:43:38,603 INFO L435 NwaCegarLoop]: 1015 mSDtfsCounter, 1263 mSDsluCounter, 1751 mSDsCounter, 0 mSdLazyCounter, 812 mSolverCounterSat, 445 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1325 SdHoareTripleChecker+Valid, 2766 SdHoareTripleChecker+Invalid, 1258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 445 IncrementalHoareTripleChecker+Valid, 812 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.3s IncrementalHoareTripleChecker+Time [2024-11-23 18:43:38,603 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1325 Valid, 2766 Invalid, 1258 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [445 Valid, 812 Invalid, 1 Unknown, 0 Unchecked, 14.3s Time] [2024-11-23 18:43:38,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16214 states. [2024-11-23 18:43:39,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16214 to 16124. [2024-11-23 18:43:39,671 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) [2024-11-23 18:43:39,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16124 states to 16124 states and 21917 transitions. [2024-11-23 18:43:39,793 INFO L78 Accepts]: Start accepts. Automaton has 16124 states and 21917 transitions. Word has length 257 [2024-11-23 18:43:39,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:43:39,794 INFO L471 AbstractCegarLoop]: Abstraction has 16124 states and 21917 transitions. [2024-11-23 18:43:39,795 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.6) internal successors, (113), 5 states have internal predecessors, (113), 4 states have call successors, (37), 4 states have call predecessors, (37), 2 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-23 18:43:39,795 INFO L276 IsEmpty]: Start isEmpty. Operand 16124 states and 21917 transitions. [2024-11-23 18:43:39,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2024-11-23 18:43:39,862 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:43:39,862 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] [2024-11-23 18:43:39,862 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-23 18:43:39,863 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:43:39,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:43:39,863 INFO L85 PathProgramCache]: Analyzing trace with hash 2126877886, now seen corresponding path program 1 times [2024-11-23 18:43:39,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:43:39,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361395374] [2024-11-23 18:43:39,864 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:43:39,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:43:43,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:43:44,841 INFO L134 CoverageAnalysis]: Checked inductivity of 941 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 938 trivial. 0 not checked. [2024-11-23 18:43:44,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:43:44,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361395374] [2024-11-23 18:43:44,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361395374] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:43:44,842 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:43:44,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:43:44,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249508332] [2024-11-23 18:43:44,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:43:44,843 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:43:44,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:43:44,844 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:43:44,844 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:43:44,845 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) [2024-11-23 18:43:48,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 18:43:50,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:43:50,316 INFO L93 Difference]: Finished difference Result 32096 states and 43626 transitions. [2024-11-23 18:43:50,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:43:50,317 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 [2024-11-23 18:43:50,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:43:50,432 INFO L225 Difference]: With dead ends: 32096 [2024-11-23 18:43:50,432 INFO L226 Difference]: Without dead ends: 15787 [2024-11-23 18:43:50,495 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 [2024-11-23 18:43:50,496 INFO L435 NwaCegarLoop]: 1035 mSDtfsCounter, 0 mSDsluCounter, 2062 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s 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, 4.6s IncrementalHoareTripleChecker+Time [2024-11-23 18:43:50,496 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3097 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-23 18:43:50,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15787 states. [2024-11-23 18:43:51,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15787 to 15787. [2024-11-23 18:43:51,977 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) [2024-11-23 18:43:52,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15787 states to 15787 states and 21474 transitions. [2024-11-23 18:43:52,147 INFO L78 Accepts]: Start accepts. Automaton has 15787 states and 21474 transitions. Word has length 260 [2024-11-23 18:43:52,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:43:52,155 INFO L471 AbstractCegarLoop]: Abstraction has 15787 states and 21474 transitions. [2024-11-23 18:43:52,155 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) [2024-11-23 18:43:52,156 INFO L276 IsEmpty]: Start isEmpty. Operand 15787 states and 21474 transitions. [2024-11-23 18:43:52,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2024-11-23 18:43:52,248 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:43:52,248 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] [2024-11-23 18:43:52,249 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-23 18:43:52,249 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:43:52,250 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:43:52,250 INFO L85 PathProgramCache]: Analyzing trace with hash 575520435, now seen corresponding path program 1 times [2024-11-23 18:43:52,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:43:52,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937641403] [2024-11-23 18:43:52,250 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:43:52,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:43:55,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:43:56,292 INFO L134 CoverageAnalysis]: Checked inductivity of 941 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 938 trivial. 0 not checked. [2024-11-23 18:43:56,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:43:56,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937641403] [2024-11-23 18:43:56,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937641403] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:43:56,293 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:43:56,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:43:56,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902167492] [2024-11-23 18:43:56,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:43:56,295 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:43:56,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:43:56,296 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:43:56,296 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:43:56,296 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) [2024-11-23 18:43:57,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:43:57,179 INFO L93 Difference]: Finished difference Result 31786 states and 43241 transitions. [2024-11-23 18:43:57,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:43:57,179 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 [2024-11-23 18:43:57,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:43:57,278 INFO L225 Difference]: With dead ends: 31786 [2024-11-23 18:43:57,279 INFO L226 Difference]: Without dead ends: 16001 [2024-11-23 18:43:57,326 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 [2024-11-23 18:43:57,328 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 [2024-11-23 18:43:57,328 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] [2024-11-23 18:43:57,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16001 states. [2024-11-23 18:43:58,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16001 to 16001. [2024-11-23 18:43:58,136 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) [2024-11-23 18:43:58,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16001 states to 16001 states and 21774 transitions. [2024-11-23 18:43:58,432 INFO L78 Accepts]: Start accepts. Automaton has 16001 states and 21774 transitions. Word has length 263 [2024-11-23 18:43:58,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:43:58,433 INFO L471 AbstractCegarLoop]: Abstraction has 16001 states and 21774 transitions. [2024-11-23 18:43:58,433 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) [2024-11-23 18:43:58,433 INFO L276 IsEmpty]: Start isEmpty. Operand 16001 states and 21774 transitions. [2024-11-23 18:43:58,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2024-11-23 18:43:58,483 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:43:58,484 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] [2024-11-23 18:43:58,484 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-23 18:43:58,484 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:43:58,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:43:58,486 INFO L85 PathProgramCache]: Analyzing trace with hash 431703921, now seen corresponding path program 1 times [2024-11-23 18:43:58,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:43:58,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755213187] [2024-11-23 18:43:58,487 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:43:58,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:44:02,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:44:02,807 INFO L134 CoverageAnalysis]: Checked inductivity of 966 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 957 trivial. 0 not checked. [2024-11-23 18:44:02,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:44:02,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755213187] [2024-11-23 18:44:02,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755213187] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:44:02,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:44:02,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:44:02,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503382061] [2024-11-23 18:44:02,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:44:02,808 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:44:02,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:44:02,809 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:44:02,812 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:44:02,812 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) [2024-11-23 18:44:03,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:44:03,061 INFO L93 Difference]: Finished difference Result 16158 states and 21998 transitions. [2024-11-23 18:44:03,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:44:03,061 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 [2024-11-23 18:44:03,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:44:03,085 INFO L225 Difference]: With dead ends: 16158 [2024-11-23 18:44:03,085 INFO L226 Difference]: Without dead ends: 0 [2024-11-23 18:44:03,135 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 [2024-11-23 18:44:03,140 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 [2024-11-23 18:44:03,140 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] [2024-11-23 18:44:03,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-23 18:44:03,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-23 18:44:03,141 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) [2024-11-23 18:44:03,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-23 18:44:03,159 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 296 [2024-11-23 18:44:03,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:44:03,159 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 18:44:03,160 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) [2024-11-23 18:44:03,160 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-23 18:44:03,161 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-23 18:44:03,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 18:44:03,166 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-23 18:44:03,171 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:44:03,173 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-23 18:44:27,400 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 18:44:27,429 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 06:44:27 BoogieIcfgContainer [2024-11-23 18:44:27,429 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 18:44:27,430 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 18:44:27,430 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 18:44:27,430 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 18:44:27,432 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:42:41" (3/4) ... [2024-11-23 18:44:27,435 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-23 18:44:27,443 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_rawmidi_open [2024-11-23 18:44:27,443 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_ctl_smpte_time_put [2024-11-23 18:44:27,443 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure msleep [2024-11-23 18:44:27,443 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_driver_unregister [2024-11-23 18:44:27,444 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_rawmidi_close [2024-11-23 18:44:27,444 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#11 [2024-11-23 18:44:27,444 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_enable_readout [2024-11-23 18:44:27,444 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#12 [2024-11-23 18:44:27,444 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#10 [2024-11-23 18:44:27,444 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#15 [2024-11-23 18:44:27,444 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#16 [2024-11-23 18:44:27,444 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#13 [2024-11-23 18:44:27,444 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure parport_unregister_device [2024-11-23 18:44:27,444 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#14 [2024-11-23 18:44:27,445 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2024-11-23 18:44:27,446 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irq [2024-11-23 18:44:27,446 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#17 [2024-11-23 18:44:27,446 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2024-11-23 18:44:27,446 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_write_midi [2024-11-23 18:44:27,446 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock [2024-11-23 18:44:27,446 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock [2024-11-23 18:44:27,446 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_device_unregister [2024-11-23 18:44:27,446 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_write_command [2024-11-23 18:44:27,446 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_ctl_smpte_time_info [2024-11-23 18:44:27,447 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_write_data [2024-11-23 18:44:27,447 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2024-11-23 18:44:27,447 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2024-11-23 18:44:27,447 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_remove [2024-11-23 18:44:27,447 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_device_ready [2024-11-23 18:44:27,447 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_probe [2024-11-23 18:44:27,447 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_set_drvdata [2024-11-23 18:44:27,447 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_card_free [2024-11-23 18:44:27,447 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_get_drvdata [2024-11-23 18:44:27,447 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_ctl_smpte_time_get [2024-11-23 18:44:27,447 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_unregister_all [2024-11-23 18:44:27,447 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_detach [2024-11-23 18:44:27,447 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#1 [2024-11-23 18:44:27,448 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#0 [2024-11-23 18:44:27,448 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_device_close [2024-11-23 18:44:27,448 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2024-11-23 18:44:27,448 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_device_init [2024-11-23 18:44:27,448 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_probe [2024-11-23 18:44:27,448 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_read_char [2024-11-23 18:44:27,448 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irq [2024-11-23 18:44:27,448 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_read [2024-11-23 18:44:27,448 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure parport_release [2024-11-23 18:44:27,448 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_rawmidi_output_trigger [2024-11-23 18:44:27,448 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_probe_port [2024-11-23 18:44:27,448 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_device_open [2024-11-23 18:44:27,448 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-23 18:44:27,448 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_smpte_stop [2024-11-23 18:44:27,448 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_rawmidi_input_trigger [2024-11-23 18:44:27,448 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#7 [2024-11-23 18:44:27,448 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#6 [2024-11-23 18:44:27,448 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_disable_readout [2024-11-23 18:44:27,448 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#9 [2024-11-23 18:44:27,448 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#8 [2024-11-23 18:44:27,448 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#3 [2024-11-23 18:44:27,449 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#2 [2024-11-23 18:44:27,449 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#5 [2024-11-23 18:44:27,449 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2024-11-23 18:44:27,450 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#4 [2024-11-23 18:44:27,450 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-23 18:44:27,451 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __snd_printk [2024-11-23 18:44:27,451 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_rawmidi_set_ops [2024-11-23 18:44:27,451 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure parport_register_device [2024-11-23 18:44:27,452 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure parport_claim [2024-11-23 18:44:27,509 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 230 nodes and edges [2024-11-23 18:44:27,515 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 89 nodes and edges [2024-11-23 18:44:27,520 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2024-11-23 18:44:27,524 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-23 18:44:27,528 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-23 18:44:27,532 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-23 18:44:27,536 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-23 18:44:27,914 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2414546-bf76-4e11-a14c-6d99130b9ef1/bin/uautomizer-verify-LYvppIcaGC/witness.graphml [2024-11-23 18:44:27,915 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2414546-bf76-4e11-a14c-6d99130b9ef1/bin/uautomizer-verify-LYvppIcaGC/witness.yml [2024-11-23 18:44:27,915 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 18:44:27,916 INFO L158 Benchmark]: Toolchain (without parser) took 119148.73ms. Allocated memory was 142.6MB in the beginning and 2.6GB in the end (delta: 2.4GB). Free memory was 110.3MB in the beginning and 2.1GB in the end (delta: -2.0GB). Peak memory consumption was 400.7MB. Max. memory is 16.1GB. [2024-11-23 18:44:27,917 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 117.4MB. Free memory was 74.1MB in the beginning and 73.9MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 18:44:27,917 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2382.66ms. Allocated memory is still 142.6MB. Free memory was 110.3MB in the beginning and 60.5MB in the end (delta: 49.8MB). Peak memory consumption was 83.3MB. Max. memory is 16.1GB. [2024-11-23 18:44:27,918 INFO L158 Benchmark]: Boogie Procedure Inliner took 198.49ms. Allocated memory is still 142.6MB. Free memory was 60.5MB in the beginning and 48.7MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 18:44:27,919 INFO L158 Benchmark]: Boogie Preprocessor took 728.17ms. Allocated memory is still 142.6MB. Free memory was 48.7MB in the beginning and 77.9MB in the end (delta: -29.2MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2024-11-23 18:44:27,920 INFO L158 Benchmark]: RCFGBuilder took 9476.74ms. Allocated memory was 142.6MB in the beginning and 184.5MB in the end (delta: 41.9MB). Free memory was 77.9MB in the beginning and 61.3MB in the end (delta: 16.6MB). Peak memory consumption was 87.8MB. Max. memory is 16.1GB. [2024-11-23 18:44:27,920 INFO L158 Benchmark]: TraceAbstraction took 105869.59ms. Allocated memory was 184.5MB in the beginning and 2.6GB in the end (delta: 2.4GB). Free memory was 61.3MB in the beginning and 2.2GB in the end (delta: -2.1GB). Peak memory consumption was 931.7MB. Max. memory is 16.1GB. [2024-11-23 18:44:27,920 INFO L158 Benchmark]: Witness Printer took 484.89ms. Allocated memory is still 2.6GB. Free memory was 2.2GB in the beginning and 2.1GB in the end (delta: 37.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-23 18:44:27,922 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 117.4MB. Free memory was 74.1MB in the beginning and 73.9MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2382.66ms. Allocated memory is still 142.6MB. Free memory was 110.3MB in the beginning and 60.5MB in the end (delta: 49.8MB). Peak memory consumption was 83.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 198.49ms. Allocated memory is still 142.6MB. Free memory was 60.5MB in the beginning and 48.7MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 728.17ms. Allocated memory is still 142.6MB. Free memory was 48.7MB in the beginning and 77.9MB in the end (delta: -29.2MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. * RCFGBuilder took 9476.74ms. Allocated memory was 142.6MB in the beginning and 184.5MB in the end (delta: 41.9MB). Free memory was 77.9MB in the beginning and 61.3MB in the end (delta: 16.6MB). Peak memory consumption was 87.8MB. Max. memory is 16.1GB. * TraceAbstraction took 105869.59ms. Allocated memory was 184.5MB in the beginning and 2.6GB in the end (delta: 2.4GB). Free memory was 61.3MB in the beginning and 2.2GB in the end (delta: -2.1GB). Peak memory consumption was 931.7MB. Max. memory is 16.1GB. * Witness Printer took 484.89ms. Allocated memory is still 2.6GB. Free memory was 2.2GB in the beginning and 2.1GB in the end (delta: 37.5MB). 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: 81.5s, OverallIterations: 10, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.4s, AutomataDifference: 27.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 6787 SdHoareTripleChecker+Valid, 20.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6725 mSDsluCounter, 19788 SdHoareTripleChecker+Invalid, 18.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9863 mSDsCounter, 460 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 885 IncrementalHoareTripleChecker+Invalid, 1347 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 460 mSolverCounterUnsat, 9925 mSDtfsCounter, 885 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 31 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: 6.8s AutomataMinimizationTime, 10 MinimizatonAttempts, 131 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 8.4s InterpolantComputationTime, 1982 NumberOfCodeBlocks, 1982 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1972 ConstructedInterpolants, 0 QuantifiedInterpolants, 2390 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! [2024-11-23 18:44:28,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2414546-bf76-4e11-a14c-6d99130b9ef1/bin/uautomizer-verify-LYvppIcaGC/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