./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-mts64.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f36d6ce-66d6-4432-86c6-9ce4bc2454c4/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f36d6ce-66d6-4432-86c6-9ce4bc2454c4/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f36d6ce-66d6-4432-86c6-9ce4bc2454c4/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f36d6ce-66d6-4432-86c6-9ce4bc2454c4/bin/uautomizer-verify-84ZbGMXZE1/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_7f36d6ce-66d6-4432-86c6-9ce4bc2454c4/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f36d6ce-66d6-4432-86c6-9ce4bc2454c4/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 425a3bbb125c6bdd9dab7ba3d2b6e465c36167f805fbb1bc755a03e911f07206 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 10:54:39,715 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 10:54:39,768 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f36d6ce-66d6-4432-86c6-9ce4bc2454c4/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-12-02 10:54:39,772 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 10:54:39,772 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 10:54:39,793 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 10:54:39,794 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 10:54:39,794 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 10:54:39,795 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 10:54:39,795 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 10:54:39,795 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 10:54:39,795 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 10:54:39,795 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 10:54:39,795 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 10:54:39,795 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 10:54:39,795 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 10:54:39,796 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 10:54:39,796 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 10:54:39,796 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 10:54:39,796 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 10:54:39,796 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 10:54:39,796 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 10:54:39,796 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 10:54:39,796 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 10:54:39,796 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 10:54:39,796 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 10:54:39,796 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:54:39,796 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:54:39,796 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:54:39,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:54:39,797 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 10:54:39,797 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:54:39,797 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:54:39,797 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:54:39,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:54:39,797 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 10:54:39,797 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 10:54:39,797 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 10:54:39,797 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 10:54:39,797 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 10:54:39,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 10:54:39,798 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 10:54:39,798 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 10:54:39,798 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 10:54:39,798 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 10:54:39,798 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_7f36d6ce-66d6-4432-86c6-9ce4bc2454c4/bin/uautomizer-verify-84ZbGMXZE1 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 [2024-12-02 10:54:40,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 10:54:40,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 10:54:40,035 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 10:54:40,036 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 10:54:40,036 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 10:54:40,037 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f36d6ce-66d6-4432-86c6-9ce4bc2454c4/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-mts64.ko-entry_point.cil.out.i [2024-12-02 10:54:42,607 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f36d6ce-66d6-4432-86c6-9ce4bc2454c4/bin/uautomizer-verify-84ZbGMXZE1/data/3f83a7815/bb580f8473cd4ae29da206259e3e4488/FLAGead53363d [2024-12-02 10:54:42,962 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 10:54:42,963 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f36d6ce-66d6-4432-86c6-9ce4bc2454c4/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-mts64.ko-entry_point.cil.out.i [2024-12-02 10:54:42,990 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f36d6ce-66d6-4432-86c6-9ce4bc2454c4/bin/uautomizer-verify-84ZbGMXZE1/data/3f83a7815/bb580f8473cd4ae29da206259e3e4488/FLAGead53363d [2024-12-02 10:54:43,191 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f36d6ce-66d6-4432-86c6-9ce4bc2454c4/bin/uautomizer-verify-84ZbGMXZE1/data/3f83a7815/bb580f8473cd4ae29da206259e3e4488 [2024-12-02 10:54:43,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 10:54:43,194 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 10:54:43,195 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 10:54:43,195 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 10:54:43,198 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 10:54:43,198 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:54:43" (1/1) ... [2024-12-02 10:54:43,199 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51e59697 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:54:43, skipping insertion in model container [2024-12-02 10:54:43,199 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:54:43" (1/1) ... [2024-12-02 10:54:43,258 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 10:54:43,565 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3506] [2024-12-02 10:54:43,565 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] [2024-12-02 10:54:43,672 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_7f36d6ce-66d6-4432-86c6-9ce4bc2454c4/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] [2024-12-02 10:54:43,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:54:44,028 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 10:54:44,109 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3506] [2024-12-02 10:54:44,109 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] [2024-12-02 10:54:44,117 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_7f36d6ce-66d6-4432-86c6-9ce4bc2454c4/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] [2024-12-02 10:54:44,269 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:54:44,313 INFO L204 MainTranslator]: Completed translation [2024-12-02 10:54:44,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:54:44 WrapperNode [2024-12-02 10:54:44,314 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 10:54:44,315 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 10:54:44,315 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 10:54:44,315 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 10:54:44,321 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:54:44" (1/1) ... [2024-12-02 10:54:44,353 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:54:44" (1/1) ... [2024-12-02 10:54:44,423 INFO L138 Inliner]: procedures = 158, calls = 872, calls flagged for inlining = 74, calls inlined = 62, statements flattened = 1973 [2024-12-02 10:54:44,424 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 10:54:44,424 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 10:54:44,424 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 10:54:44,424 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 10:54:44,433 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:54:44" (1/1) ... [2024-12-02 10:54:44,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:54:44" (1/1) ... [2024-12-02 10:54:44,446 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:54:44" (1/1) ... [2024-12-02 10:54:44,753 INFO L175 MemorySlicer]: Split 510 memory accesses to 18 slices as follows [2, 6, 12, 6, 5, 34, 10, 34, 34, 36, 8, 24, 85, 13, 185, 1, 10, 5]. 36 percent of accesses are in the largest equivalence class. The 90 initializations are split as follows [2, 0, 12, 0, 0, 0, 0, 0, 0, 32, 8, 0, 0, 0, 31, 0, 0, 5]. The 278 writes are split as follows [0, 5, 0, 5, 3, 33, 7, 33, 33, 2, 0, 24, 84, 1, 48, 0, 0, 0]. [2024-12-02 10:54:44,754 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:54:44" (1/1) ... [2024-12-02 10:54:44,754 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:54:44" (1/1) ... [2024-12-02 10:54:44,807 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:54:44" (1/1) ... [2024-12-02 10:54:44,810 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:54:44" (1/1) ... [2024-12-02 10:54:44,821 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:54:44" (1/1) ... [2024-12-02 10:54:44,839 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:54:44" (1/1) ... [2024-12-02 10:54:44,846 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:54:44" (1/1) ... [2024-12-02 10:54:44,863 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 10:54:44,864 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 10:54:44,864 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 10:54:44,864 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 10:54:44,865 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:54:44" (1/1) ... [2024-12-02 10:54:44,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:54:44,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f36d6ce-66d6-4432-86c6-9ce4bc2454c4/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:54:44,894 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f36d6ce-66d6-4432-86c6-9ce4bc2454c4/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 10:54:44,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f36d6ce-66d6-4432-86c6-9ce4bc2454c4/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 10:54:44,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2024-12-02 10:54:44,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2024-12-02 10:54:44,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2024-12-02 10:54:44,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2024-12-02 10:54:44,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2024-12-02 10:54:44,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2024-12-02 10:54:44,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2024-12-02 10:54:44,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2024-12-02 10:54:44,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2024-12-02 10:54:44,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2024-12-02 10:54:44,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2024-12-02 10:54:44,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2024-12-02 10:54:44,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2024-12-02 10:54:44,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2024-12-02 10:54:44,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2024-12-02 10:54:44,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2024-12-02 10:54:44,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2024-12-02 10:54:44,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2024-12-02 10:54:44,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2024-12-02 10:54:44,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2024-12-02 10:54:44,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2024-12-02 10:54:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2024-12-02 10:54:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2024-12-02 10:54:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2024-12-02 10:54:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2024-12-02 10:54:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2024-12-02 10:54:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2024-12-02 10:54:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2024-12-02 10:54:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2024-12-02 10:54:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2024-12-02 10:54:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2024-12-02 10:54:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2024-12-02 10:54:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2024-12-02 10:54:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2024-12-02 10:54:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2024-12-02 10:54:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2024-12-02 10:54:44,921 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_rawmidi_open [2024-12-02 10:54:44,922 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_rawmidi_open [2024-12-02 10:54:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-12-02 10:54:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-12-02 10:54:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-12-02 10:54:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-12-02 10:54:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-12-02 10:54:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-12-02 10:54:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-12-02 10:54:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-12-02 10:54:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-12-02 10:54:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-12-02 10:54:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-12-02 10:54:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-12-02 10:54:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-12-02 10:54:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-12-02 10:54:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-12-02 10:54:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-12-02 10:54:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-12-02 10:54:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-12-02 10:54:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-12-02 10:54:44,923 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-12-02 10:54:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2024-12-02 10:54:44,923 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2024-12-02 10:54:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_rawmidi_close [2024-12-02 10:54:44,923 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_rawmidi_close [2024-12-02 10:54:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure parport_unregister_device [2024-12-02 10:54:44,923 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_unregister_device [2024-12-02 10:54:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-12-02 10:54:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-12-02 10:54:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-12-02 10:54:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-12-02 10:54:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-12-02 10:54:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-12-02 10:54:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-12-02 10:54:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-12-02 10:54:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-12-02 10:54:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-12-02 10:54:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-12-02 10:54:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-12-02 10:54:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-12-02 10:54:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-12-02 10:54:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-12-02 10:54:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-12-02 10:54:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-12-02 10:54:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-12-02 10:54:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-12-02 10:54:44,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-12-02 10:54:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 10:54:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 10:54:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 10:54:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 10:54:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 10:54:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 10:54:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-12-02 10:54:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-12-02 10:54:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-12-02 10:54:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-12-02 10:54:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-12-02 10:54:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-12-02 10:54:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-12-02 10:54:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-12-02 10:54:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-12-02 10:54:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-12-02 10:54:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-12-02 10:54:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-12-02 10:54:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-12-02 10:54:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-12-02 10:54:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_write_command [2024-12-02 10:54:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_write_command [2024-12-02 10:54:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_ctl_smpte_time_info [2024-12-02 10:54:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_ctl_smpte_time_info [2024-12-02 10:54:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_write_data [2024-12-02 10:54:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_write_data [2024-12-02 10:54:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-12-02 10:54:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-12-02 10:54:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_remove [2024-12-02 10:54:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_remove [2024-12-02 10:54:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_ctl_smpte_time_get [2024-12-02 10:54:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_ctl_smpte_time_get [2024-12-02 10:54:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_detach [2024-12-02 10:54:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_detach [2024-12-02 10:54:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_device_close [2024-12-02 10:54:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_device_close [2024-12-02 10:54:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 10:54:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 10:54:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 10:54:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 10:54:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 10:54:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 10:54:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-12-02 10:54:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-12-02 10:54:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-12-02 10:54:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-12-02 10:54:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-12-02 10:54:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-12-02 10:54:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-12-02 10:54:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-12-02 10:54:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-12-02 10:54:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-12-02 10:54:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-12-02 10:54:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-12-02 10:54:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-12-02 10:54:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-12-02 10:54:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_device_init [2024-12-02 10:54:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_device_init [2024-12-02 10:54:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_read_char [2024-12-02 10:54:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_read_char [2024-12-02 10:54:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-12-02 10:54:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-12-02 10:54:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_read [2024-12-02 10:54:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_read [2024-12-02 10:54:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_probe_port [2024-12-02 10:54:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_probe_port [2024-12-02 10:54:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_device_open [2024-12-02 10:54:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_device_open [2024-12-02 10:54:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 10:54:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 10:54:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_smpte_stop [2024-12-02 10:54:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_smpte_stop [2024-12-02 10:54:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_disable_readout [2024-12-02 10:54:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_disable_readout [2024-12-02 10:54:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 10:54:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-12-02 10:54:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-12-02 10:54:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 10:54:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_ctl_smpte_time_put [2024-12-02 10:54:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_ctl_smpte_time_put [2024-12-02 10:54:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-02 10:54:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-12-02 10:54:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-12-02 10:54:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-12-02 10:54:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-12-02 10:54:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-12-02 10:54:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-12-02 10:54:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-12-02 10:54:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-12-02 10:54:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-12-02 10:54:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-12-02 10:54:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-12-02 10:54:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-12-02 10:54:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-12-02 10:54:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-12-02 10:54:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-12-02 10:54:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-12-02 10:54:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-12-02 10:54:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-12-02 10:54:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_enable_readout [2024-12-02 10:54:44,930 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_enable_readout [2024-12-02 10:54:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-12-02 10:54:44,930 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-12-02 10:54:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-12-02 10:54:44,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-12-02 10:54:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-12-02 10:54:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-12-02 10:54:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-12-02 10:54:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-12-02 10:54:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-12-02 10:54:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-12-02 10:54:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-12-02 10:54:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-12-02 10:54:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-12-02 10:54:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-12-02 10:54:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-12-02 10:54:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-12-02 10:54:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-12-02 10:54:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-12-02 10:54:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-12-02 10:54:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-12-02 10:54:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-12-02 10:54:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-12-02 10:54:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_write_midi [2024-12-02 10:54:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_write_midi [2024-12-02 10:54:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-12-02 10:54:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-12-02 10:54:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2024-12-02 10:54:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2024-12-02 10:54:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-12-02 10:54:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-12-02 10:54:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_device_ready [2024-12-02 10:54:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_device_ready [2024-12-02 10:54:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure mts64_probe [2024-12-02 10:54:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure mts64_probe [2024-12-02 10:54:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-02 10:54:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2024-12-02 10:54:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2024-12-02 10:54:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-12-02 10:54:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-12-02 10:54:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-12-02 10:54:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-12-02 10:54:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-12-02 10:54:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-12-02 10:54:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-12-02 10:54:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-12-02 10:54:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-12-02 10:54:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-12-02 10:54:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-12-02 10:54:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-12-02 10:54:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-12-02 10:54:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-12-02 10:54:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-12-02 10:54:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-12-02 10:54:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-12-02 10:54:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-12-02 10:54:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure snd_card_free [2024-12-02 10:54:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_card_free [2024-12-02 10:54:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2024-12-02 10:54:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2024-12-02 10:54:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_unregister_all [2024-12-02 10:54:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_unregister_all [2024-12-02 10:54:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_probe [2024-12-02 10:54:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_probe [2024-12-02 10:54:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure parport_release [2024-12-02 10:54:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_release [2024-12-02 10:54:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_rawmidi_output_trigger [2024-12-02 10:54:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_rawmidi_output_trigger [2024-12-02 10:54:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 10:54:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 10:54:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 10:54:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 10:54:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 10:54:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 10:54:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-12-02 10:54:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-12-02 10:54:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-12-02 10:54:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-12-02 10:54:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-12-02 10:54:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-12-02 10:54:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-12-02 10:54:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-12-02 10:54:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-12-02 10:54:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-12-02 10:54:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-12-02 10:54:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-12-02 10:54:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure snd_mts64_rawmidi_input_trigger [2024-12-02 10:54:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_mts64_rawmidi_input_trigger [2024-12-02 10:54:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-12-02 10:54:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-12-02 10:54:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure __snd_printk [2024-12-02 10:54:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __snd_printk [2024-12-02 10:54:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 10:54:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 10:54:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure snd_rawmidi_set_ops [2024-12-02 10:54:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_rawmidi_set_ops [2024-12-02 10:54:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure parport_register_device [2024-12-02 10:54:44,936 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_register_device [2024-12-02 10:54:44,936 INFO L130 BoogieDeclarations]: Found specification of procedure parport_claim [2024-12-02 10:54:44,936 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_claim [2024-12-02 10:54:45,428 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 10:54:45,430 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 10:54:45,490 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-12-02 10:54:52,212 INFO L? ?]: Removed 859 outVars from TransFormulas that were not future-live. [2024-12-02 10:54:52,212 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 10:54:52,236 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 10:54:52,237 INFO L312 CfgBuilder]: Removed 21 assume(true) statements. [2024-12-02 10:54:52,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:54:52 BoogieIcfgContainer [2024-12-02 10:54:52,237 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 10:54:52,239 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 10:54:52,239 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 10:54:52,243 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 10:54:52,243 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:54:43" (1/3) ... [2024-12-02 10:54:52,244 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f371139 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:54:52, skipping insertion in model container [2024-12-02 10:54:52,244 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:54:44" (2/3) ... [2024-12-02 10:54:52,244 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f371139 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:54:52, skipping insertion in model container [2024-12-02 10:54:52,244 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:54:52" (3/3) ... [2024-12-02 10:54:52,245 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 [2024-12-02 10:54:52,259 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 10:54:52,262 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. [2024-12-02 10:54:52,327 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 10:54:52,337 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;@26ce8587, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 10:54:52,338 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 10:54:52,343 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) [2024-12-02 10:54:52,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-02 10:54:52,364 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:54:52,365 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] [2024-12-02 10:54:52,365 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:54:52,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:54:52,370 INFO L85 PathProgramCache]: Analyzing trace with hash 1197048204, now seen corresponding path program 1 times [2024-12-02 10:54:52,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:54:52,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255891531] [2024-12-02 10:54:52,377 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:54:52,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:54:55,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:54:55,566 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-12-02 10:54:55,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:54:55,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255891531] [2024-12-02 10:54:55,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255891531] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:54:55,567 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:54:55,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 10:54:55,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872948092] [2024-12-02 10:54:55,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:54:55,572 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:54:55,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:54:55,591 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:54:55,591 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:54:55,594 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) [2024-12-02 10:54:55,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:54:55,875 INFO L93 Difference]: Finished difference Result 2255 states and 3344 transitions. [2024-12-02 10:54:55,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:54:55,877 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 [2024-12-02 10:54:55,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:54:55,896 INFO L225 Difference]: With dead ends: 2255 [2024-12-02 10:54:55,896 INFO L226 Difference]: Without dead ends: 1439 [2024-12-02 10:54:55,904 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 [2024-12-02 10:54:55,906 INFO L435 NwaCegarLoop]: 1334 mSDtfsCounter, 1023 mSDsluCounter, 1031 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1023 SdHoareTripleChecker+Valid, 2365 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:54:55,907 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1023 Valid, 2365 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:54:55,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1439 states. [2024-12-02 10:54:56,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1439 to 1435. [2024-12-02 10:54:56,020 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) [2024-12-02 10:54:56,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1435 states and 1994 transitions. [2024-12-02 10:54:56,039 INFO L78 Accepts]: Start accepts. Automaton has 1435 states and 1994 transitions. Word has length 114 [2024-12-02 10:54:56,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:54:56,040 INFO L471 AbstractCegarLoop]: Abstraction has 1435 states and 1994 transitions. [2024-12-02 10:54:56,040 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) [2024-12-02 10:54:56,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 1994 transitions. [2024-12-02 10:54:56,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-12-02 10:54:56,050 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:54:56,051 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] [2024-12-02 10:54:56,051 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 10:54:56,051 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:54:56,052 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:54:56,052 INFO L85 PathProgramCache]: Analyzing trace with hash -1234684054, now seen corresponding path program 1 times [2024-12-02 10:54:56,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:54:56,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470940618] [2024-12-02 10:54:56,052 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:54:56,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:54:58,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:54:58,919 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-12-02 10:54:58,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:54:58,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470940618] [2024-12-02 10:54:58,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470940618] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:54:58,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:54:58,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 10:54:58,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481823784] [2024-12-02 10:54:58,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:54:58,922 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:54:58,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:54:58,922 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:54:58,922 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:54:58,923 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) [2024-12-02 10:54:59,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:54:59,177 INFO L93 Difference]: Finished difference Result 4221 states and 5854 transitions. [2024-12-02 10:54:59,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:54:59,178 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 [2024-12-02 10:54:59,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:54:59,194 INFO L225 Difference]: With dead ends: 4221 [2024-12-02 10:54:59,195 INFO L226 Difference]: Without dead ends: 2801 [2024-12-02 10:54:59,200 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 [2024-12-02 10:54:59,201 INFO L435 NwaCegarLoop]: 1036 mSDtfsCounter, 987 mSDsluCounter, 1001 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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 [2024-12-02 10:54:59,201 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] [2024-12-02 10:54:59,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2801 states. [2024-12-02 10:54:59,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2801 to 2794. [2024-12-02 10:54:59,312 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) [2024-12-02 10:54:59,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2794 states to 2794 states and 3873 transitions. [2024-12-02 10:54:59,331 INFO L78 Accepts]: Start accepts. Automaton has 2794 states and 3873 transitions. Word has length 129 [2024-12-02 10:54:59,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:54:59,331 INFO L471 AbstractCegarLoop]: Abstraction has 2794 states and 3873 transitions. [2024-12-02 10:54:59,332 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) [2024-12-02 10:54:59,332 INFO L276 IsEmpty]: Start isEmpty. Operand 2794 states and 3873 transitions. [2024-12-02 10:54:59,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-12-02 10:54:59,338 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:54:59,338 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] [2024-12-02 10:54:59,338 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 10:54:59,338 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:54:59,339 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:54:59,339 INFO L85 PathProgramCache]: Analyzing trace with hash 1179119883, now seen corresponding path program 1 times [2024-12-02 10:54:59,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:54:59,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585268256] [2024-12-02 10:54:59,339 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:54:59,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:55:02,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:55:02,301 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-12-02 10:55:02,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:55:02,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585268256] [2024-12-02 10:55:02,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [585268256] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:55:02,301 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:55:02,302 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 10:55:02,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157531372] [2024-12-02 10:55:02,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:55:02,303 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:55:02,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:55:02,303 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:55:02,304 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:55:02,304 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) [2024-12-02 10:55:02,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:55:02,642 INFO L93 Difference]: Finished difference Result 8180 states and 11315 transitions. [2024-12-02 10:55:02,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:55:02,643 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 [2024-12-02 10:55:02,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:55:02,664 INFO L225 Difference]: With dead ends: 8180 [2024-12-02 10:55:02,664 INFO L226 Difference]: Without dead ends: 5401 [2024-12-02 10:55:02,672 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 [2024-12-02 10:55:02,672 INFO L435 NwaCegarLoop]: 1069 mSDtfsCounter, 952 mSDsluCounter, 1001 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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 [2024-12-02 10:55:02,673 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] [2024-12-02 10:55:02,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5401 states. [2024-12-02 10:55:02,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5401 to 5390. [2024-12-02 10:55:02,811 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) [2024-12-02 10:55:02,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5390 states to 5390 states and 7449 transitions. [2024-12-02 10:55:02,840 INFO L78 Accepts]: Start accepts. Automaton has 5390 states and 7449 transitions. Word has length 135 [2024-12-02 10:55:02,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:55:02,841 INFO L471 AbstractCegarLoop]: Abstraction has 5390 states and 7449 transitions. [2024-12-02 10:55:02,841 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) [2024-12-02 10:55:02,841 INFO L276 IsEmpty]: Start isEmpty. Operand 5390 states and 7449 transitions. [2024-12-02 10:55:02,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-02 10:55:02,845 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:55:02,845 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] [2024-12-02 10:55:02,845 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 10:55:02,845 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:55:02,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:55:02,846 INFO L85 PathProgramCache]: Analyzing trace with hash -161546077, now seen corresponding path program 1 times [2024-12-02 10:55:02,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:55:02,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088891212] [2024-12-02 10:55:02,846 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:55:02,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:55:05,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:55:05,717 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-12-02 10:55:05,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:55:05,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088891212] [2024-12-02 10:55:05,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088891212] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:55:05,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:55:05,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 10:55:05,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120696569] [2024-12-02 10:55:05,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:55:05,718 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:55:05,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:55:05,719 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:55:05,719 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:55:05,719 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) [2024-12-02 10:55:06,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:55:06,254 INFO L93 Difference]: Finished difference Result 15394 states and 21229 transitions. [2024-12-02 10:55:06,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:55:06,255 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 [2024-12-02 10:55:06,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:55:06,326 INFO L225 Difference]: With dead ends: 15394 [2024-12-02 10:55:06,326 INFO L226 Difference]: Without dead ends: 10019 [2024-12-02 10:55:06,353 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 [2024-12-02 10:55:06,354 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 [2024-12-02 10:55:06,354 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] [2024-12-02 10:55:06,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10019 states. [2024-12-02 10:55:06,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10019 to 10000. [2024-12-02 10:55:06,804 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) [2024-12-02 10:55:06,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10000 states to 10000 states and 13775 transitions. [2024-12-02 10:55:06,865 INFO L78 Accepts]: Start accepts. Automaton has 10000 states and 13775 transitions. Word has length 143 [2024-12-02 10:55:06,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:55:06,866 INFO L471 AbstractCegarLoop]: Abstraction has 10000 states and 13775 transitions. [2024-12-02 10:55:06,866 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) [2024-12-02 10:55:06,866 INFO L276 IsEmpty]: Start isEmpty. Operand 10000 states and 13775 transitions. [2024-12-02 10:55:06,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-02 10:55:06,870 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:55:06,871 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] [2024-12-02 10:55:06,871 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 10:55:06,871 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:55:06,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:55:06,872 INFO L85 PathProgramCache]: Analyzing trace with hash -1650482006, now seen corresponding path program 1 times [2024-12-02 10:55:06,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:55:06,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862927074] [2024-12-02 10:55:06,872 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:55:06,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:55:09,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:55:09,929 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-12-02 10:55:09,929 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:55:09,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862927074] [2024-12-02 10:55:09,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862927074] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:55:09,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:55:09,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 10:55:09,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556674472] [2024-12-02 10:55:09,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:55:09,930 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:55:09,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:55:09,931 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:55:09,931 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:55:09,931 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) [2024-12-02 10:55:10,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:55:10,374 INFO L93 Difference]: Finished difference Result 19985 states and 27529 transitions. [2024-12-02 10:55:10,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:55:10,375 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 [2024-12-02 10:55:10,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:55:10,456 INFO L225 Difference]: With dead ends: 19985 [2024-12-02 10:55:10,456 INFO L226 Difference]: Without dead ends: 10000 [2024-12-02 10:55:10,499 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 [2024-12-02 10:55:10,500 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 [2024-12-02 10:55:10,500 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] [2024-12-02 10:55:10,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10000 states. [2024-12-02 10:55:10,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10000 to 10000. [2024-12-02 10:55:10,921 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) [2024-12-02 10:55:10,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10000 states to 10000 states and 13759 transitions. [2024-12-02 10:55:10,977 INFO L78 Accepts]: Start accepts. Automaton has 10000 states and 13759 transitions. Word has length 143 [2024-12-02 10:55:10,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:55:10,978 INFO L471 AbstractCegarLoop]: Abstraction has 10000 states and 13759 transitions. [2024-12-02 10:55:10,979 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) [2024-12-02 10:55:10,979 INFO L276 IsEmpty]: Start isEmpty. Operand 10000 states and 13759 transitions. [2024-12-02 10:55:11,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-12-02 10:55:11,013 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:55:11,013 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] [2024-12-02 10:55:11,013 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 10:55:11,013 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:55:11,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:55:11,014 INFO L85 PathProgramCache]: Analyzing trace with hash -1374050356, now seen corresponding path program 1 times [2024-12-02 10:55:11,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:55:11,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939241767] [2024-12-02 10:55:11,014 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:55:11,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:55:13,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:55:14,107 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-12-02 10:55:14,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:55:14,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939241767] [2024-12-02 10:55:14,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939241767] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:55:14,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:55:14,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 10:55:14,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211961901] [2024-12-02 10:55:14,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:55:14,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:55:14,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:55:14,109 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:55:14,109 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:55:14,109 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) [2024-12-02 10:55:14,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:55:14,422 INFO L93 Difference]: Finished difference Result 10018 states and 13791 transitions. [2024-12-02 10:55:14,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:55:14,422 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 [2024-12-02 10:55:14,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:55:14,480 INFO L225 Difference]: With dead ends: 10018 [2024-12-02 10:55:14,480 INFO L226 Difference]: Without dead ends: 10015 [2024-12-02 10:55:14,486 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 [2024-12-02 10:55:14,487 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 [2024-12-02 10:55:14,487 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] [2024-12-02 10:55:14,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10015 states. [2024-12-02 10:55:14,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10015 to 10015. [2024-12-02 10:55:14,863 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) [2024-12-02 10:55:14,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10015 states to 10015 states and 13774 transitions. [2024-12-02 10:55:14,912 INFO L78 Accepts]: Start accepts. Automaton has 10015 states and 13774 transitions. Word has length 242 [2024-12-02 10:55:14,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:55:14,913 INFO L471 AbstractCegarLoop]: Abstraction has 10015 states and 13774 transitions. [2024-12-02 10:55:14,913 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) [2024-12-02 10:55:14,913 INFO L276 IsEmpty]: Start isEmpty. Operand 10015 states and 13774 transitions. [2024-12-02 10:55:14,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2024-12-02 10:55:14,946 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:55:14,947 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] [2024-12-02 10:55:14,947 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 10:55:14,947 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:55:14,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:55:14,947 INFO L85 PathProgramCache]: Analyzing trace with hash -2134857586, now seen corresponding path program 1 times [2024-12-02 10:55:14,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:55:14,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422913852] [2024-12-02 10:55:14,948 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:55:14,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:55:17,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:55:18,967 INFO L134 CoverageAnalysis]: Checked inductivity of 941 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 941 trivial. 0 not checked. [2024-12-02 10:55:18,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:55:18,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1422913852] [2024-12-02 10:55:18,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1422913852] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:55:18,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:55:18,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:55:18,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338873267] [2024-12-02 10:55:18,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:55:18,968 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:55:18,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:55:18,968 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:55:18,968 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:55:18,968 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) [2024-12-02 10:55:23,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:55:31,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:55:31,392 INFO L93 Difference]: Finished difference Result 26214 states and 37200 transitions. [2024-12-02 10:55:31,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 10:55:31,393 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 [2024-12-02 10:55:31,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:55:31,484 INFO L225 Difference]: With dead ends: 26214 [2024-12-02 10:55:31,485 INFO L226 Difference]: Without dead ends: 16214 [2024-12-02 10:55:31,526 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-12-02 10:55:31,527 INFO L435 NwaCegarLoop]: 1015 mSDtfsCounter, 1263 mSDsluCounter, 1751 mSDsCounter, 0 mSdLazyCounter, 812 mSolverCounterSat, 445 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1325 SdHoareTripleChecker+Valid, 2766 SdHoareTripleChecker+Invalid, 1258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 445 IncrementalHoareTripleChecker+Valid, 812 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2024-12-02 10:55:31,527 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1325 Valid, 2766 Invalid, 1258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [445 Valid, 812 Invalid, 1 Unknown, 0 Unchecked, 11.6s Time] [2024-12-02 10:55:31,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16214 states. [2024-12-02 10:55:32,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16214 to 16124. [2024-12-02 10:55:32,371 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) [2024-12-02 10:55:32,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16124 states to 16124 states and 21917 transitions. [2024-12-02 10:55:32,483 INFO L78 Accepts]: Start accepts. Automaton has 16124 states and 21917 transitions. Word has length 257 [2024-12-02 10:55:32,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:55:32,484 INFO L471 AbstractCegarLoop]: Abstraction has 16124 states and 21917 transitions. [2024-12-02 10:55:32,484 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) [2024-12-02 10:55:32,484 INFO L276 IsEmpty]: Start isEmpty. Operand 16124 states and 21917 transitions. [2024-12-02 10:55:32,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2024-12-02 10:55:32,526 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:55:32,527 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] [2024-12-02 10:55:32,527 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 10:55:32,527 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:55:32,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:55:32,528 INFO L85 PathProgramCache]: Analyzing trace with hash 1567962302, now seen corresponding path program 1 times [2024-12-02 10:55:32,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:55:32,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980521864] [2024-12-02 10:55:32,528 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:55:32,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:55:35,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:55:36,141 INFO L134 CoverageAnalysis]: Checked inductivity of 941 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 938 trivial. 0 not checked. [2024-12-02 10:55:36,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:55:36,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980521864] [2024-12-02 10:55:36,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980521864] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:55:36,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:55:36,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 10:55:36,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714799670] [2024-12-02 10:55:36,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:55:36,142 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 10:55:36,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:55:36,143 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 10:55:36,143 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 10:55:36,144 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) [2024-12-02 10:55:40,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:55:41,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:55:41,362 INFO L93 Difference]: Finished difference Result 32096 states and 43626 transitions. [2024-12-02 10:55:41,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 10:55:41,362 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 [2024-12-02 10:55:41,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:55:41,457 INFO L225 Difference]: With dead ends: 32096 [2024-12-02 10:55:41,457 INFO L226 Difference]: Without dead ends: 15787 [2024-12-02 10:55:41,514 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 [2024-12-02 10:55:41,515 INFO L435 NwaCegarLoop]: 1035 mSDtfsCounter, 0 mSDsluCounter, 2062 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3097 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-12-02 10:55:41,515 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3097 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-12-02 10:55:41,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15787 states. [2024-12-02 10:55:42,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15787 to 15787. [2024-12-02 10:55:42,280 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) [2024-12-02 10:55:42,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15787 states to 15787 states and 21474 transitions. [2024-12-02 10:55:42,365 INFO L78 Accepts]: Start accepts. Automaton has 15787 states and 21474 transitions. Word has length 260 [2024-12-02 10:55:42,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:55:42,365 INFO L471 AbstractCegarLoop]: Abstraction has 15787 states and 21474 transitions. [2024-12-02 10:55:42,365 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) [2024-12-02 10:55:42,366 INFO L276 IsEmpty]: Start isEmpty. Operand 15787 states and 21474 transitions. [2024-12-02 10:55:42,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2024-12-02 10:55:42,405 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:55:42,405 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] [2024-12-02 10:55:42,405 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 10:55:42,405 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:55:42,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:55:42,406 INFO L85 PathProgramCache]: Analyzing trace with hash 16604851, now seen corresponding path program 1 times [2024-12-02 10:55:42,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:55:42,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071951402] [2024-12-02 10:55:42,406 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:55:42,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:55:44,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:55:44,983 INFO L134 CoverageAnalysis]: Checked inductivity of 941 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 938 trivial. 0 not checked. [2024-12-02 10:55:44,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:55:44,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071951402] [2024-12-02 10:55:44,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071951402] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:55:44,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:55:44,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 10:55:44,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175387090] [2024-12-02 10:55:44,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:55:44,985 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:55:44,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:55:44,985 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:55:44,986 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:55:44,986 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) [2024-12-02 10:55:45,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:55:45,545 INFO L93 Difference]: Finished difference Result 31786 states and 43241 transitions. [2024-12-02 10:55:45,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:55:45,546 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 [2024-12-02 10:55:45,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:55:45,635 INFO L225 Difference]: With dead ends: 31786 [2024-12-02 10:55:45,635 INFO L226 Difference]: Without dead ends: 16001 [2024-12-02 10:55:45,685 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 [2024-12-02 10:55:45,685 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 [2024-12-02 10:55:45,686 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] [2024-12-02 10:55:45,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16001 states. [2024-12-02 10:55:46,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16001 to 16001. [2024-12-02 10:55:46,362 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) [2024-12-02 10:55:46,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16001 states to 16001 states and 21774 transitions. [2024-12-02 10:55:46,442 INFO L78 Accepts]: Start accepts. Automaton has 16001 states and 21774 transitions. Word has length 263 [2024-12-02 10:55:46,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:55:46,443 INFO L471 AbstractCegarLoop]: Abstraction has 16001 states and 21774 transitions. [2024-12-02 10:55:46,443 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) [2024-12-02 10:55:46,443 INFO L276 IsEmpty]: Start isEmpty. Operand 16001 states and 21774 transitions. [2024-12-02 10:55:46,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2024-12-02 10:55:46,472 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:55:46,472 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] [2024-12-02 10:55:46,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 10:55:46,473 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:55:46,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:55:46,473 INFO L85 PathProgramCache]: Analyzing trace with hash -127211663, now seen corresponding path program 1 times [2024-12-02 10:55:46,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:55:46,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100546657] [2024-12-02 10:55:46,474 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:55:46,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:55:48,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:55:49,256 INFO L134 CoverageAnalysis]: Checked inductivity of 966 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 957 trivial. 0 not checked. [2024-12-02 10:55:49,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:55:49,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100546657] [2024-12-02 10:55:49,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1100546657] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:55:49,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:55:49,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 10:55:49,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690430337] [2024-12-02 10:55:49,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:55:49,257 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:55:49,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:55:49,258 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:55:49,258 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:55:49,258 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) [2024-12-02 10:55:49,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:55:49,401 INFO L93 Difference]: Finished difference Result 16158 states and 21998 transitions. [2024-12-02 10:55:49,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:55:49,402 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 [2024-12-02 10:55:49,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:55:49,416 INFO L225 Difference]: With dead ends: 16158 [2024-12-02 10:55:49,416 INFO L226 Difference]: Without dead ends: 0 [2024-12-02 10:55:49,454 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 [2024-12-02 10:55:49,455 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 [2024-12-02 10:55:49,455 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] [2024-12-02 10:55:49,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-12-02 10:55:49,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-12-02 10:55:49,456 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) [2024-12-02 10:55:49,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-12-02 10:55:49,466 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 296 [2024-12-02 10:55:49,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:55:49,467 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-12-02 10:55:49,467 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) [2024-12-02 10:55:49,467 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-12-02 10:55:49,467 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-02 10:55:49,469 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 10:55:49,470 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 10:55:49,472 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:55:49,474 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-12-02 10:56:11,751 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 10:56:11,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 10:56:11 BoogieIcfgContainer [2024-12-02 10:56:11,763 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 10:56:11,763 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 10:56:11,763 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 10:56:11,764 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 10:56:11,764 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:54:52" (3/4) ... [2024-12-02 10:56:11,766 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-02 10:56:11,771 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_rawmidi_open [2024-12-02 10:56:11,771 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_ctl_smpte_time_put [2024-12-02 10:56:11,771 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure msleep [2024-12-02 10:56:11,771 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_driver_unregister [2024-12-02 10:56:11,771 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_rawmidi_close [2024-12-02 10:56:11,771 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#11 [2024-12-02 10:56:11,771 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_enable_readout [2024-12-02 10:56:11,771 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#12 [2024-12-02 10:56:11,771 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#10 [2024-12-02 10:56:11,771 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#15 [2024-12-02 10:56:11,771 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#16 [2024-12-02 10:56:11,771 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#13 [2024-12-02 10:56:11,771 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure parport_unregister_device [2024-12-02 10:56:11,772 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#14 [2024-12-02 10:56:11,772 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2024-12-02 10:56:11,772 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irq [2024-12-02 10:56:11,772 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#17 [2024-12-02 10:56:11,772 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2024-12-02 10:56:11,772 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_write_midi [2024-12-02 10:56:11,772 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock [2024-12-02 10:56:11,772 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock [2024-12-02 10:56:11,772 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_device_unregister [2024-12-02 10:56:11,772 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_write_command [2024-12-02 10:56:11,772 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_ctl_smpte_time_info [2024-12-02 10:56:11,772 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_write_data [2024-12-02 10:56:11,772 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2024-12-02 10:56:11,772 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2024-12-02 10:56:11,772 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_remove [2024-12-02 10:56:11,772 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_device_ready [2024-12-02 10:56:11,772 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_probe [2024-12-02 10:56:11,772 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_set_drvdata [2024-12-02 10:56:11,772 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_card_free [2024-12-02 10:56:11,772 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_get_drvdata [2024-12-02 10:56:11,773 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_ctl_smpte_time_get [2024-12-02 10:56:11,773 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_unregister_all [2024-12-02 10:56:11,773 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_detach [2024-12-02 10:56:11,773 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#1 [2024-12-02 10:56:11,773 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#0 [2024-12-02 10:56:11,773 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_device_close [2024-12-02 10:56:11,773 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2024-12-02 10:56:11,773 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_device_init [2024-12-02 10:56:11,773 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_probe [2024-12-02 10:56:11,773 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_read_char [2024-12-02 10:56:11,773 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irq [2024-12-02 10:56:11,773 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_read [2024-12-02 10:56:11,773 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure parport_release [2024-12-02 10:56:11,773 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_rawmidi_output_trigger [2024-12-02 10:56:11,773 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_probe_port [2024-12-02 10:56:11,773 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_device_open [2024-12-02 10:56:11,773 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-12-02 10:56:11,773 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_smpte_stop [2024-12-02 10:56:11,773 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_mts64_rawmidi_input_trigger [2024-12-02 10:56:11,774 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#7 [2024-12-02 10:56:11,774 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#6 [2024-12-02 10:56:11,774 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mts64_disable_readout [2024-12-02 10:56:11,774 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#9 [2024-12-02 10:56:11,774 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#8 [2024-12-02 10:56:11,774 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#3 [2024-12-02 10:56:11,774 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#2 [2024-12-02 10:56:11,774 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#5 [2024-12-02 10:56:11,774 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2024-12-02 10:56:11,774 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy#4 [2024-12-02 10:56:11,774 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~int~TO~VOID [2024-12-02 10:56:11,774 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __snd_printk [2024-12-02 10:56:11,774 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_rawmidi_set_ops [2024-12-02 10:56:11,775 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure parport_register_device [2024-12-02 10:56:11,775 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure parport_claim [2024-12-02 10:56:11,798 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 230 nodes and edges [2024-12-02 10:56:11,801 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 89 nodes and edges [2024-12-02 10:56:11,804 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2024-12-02 10:56:11,807 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-12-02 10:56:11,810 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-02 10:56:11,813 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-02 10:56:11,815 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-02 10:56:12,022 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f36d6ce-66d6-4432-86c6-9ce4bc2454c4/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml [2024-12-02 10:56:12,022 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f36d6ce-66d6-4432-86c6-9ce4bc2454c4/bin/uautomizer-verify-84ZbGMXZE1/witness.yml [2024-12-02 10:56:12,022 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 10:56:12,023 INFO L158 Benchmark]: Toolchain (without parser) took 88829.05ms. Allocated memory was 117.4MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 86.3MB in the beginning and 1.1GB in the end (delta: -966.3MB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2024-12-02 10:56:12,023 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 10:56:12,024 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1119.58ms. Allocated memory is still 117.4MB. Free memory was 86.1MB in the beginning and 66.0MB in the end (delta: 20.0MB). Peak memory consumption was 71.4MB. Max. memory is 16.1GB. [2024-12-02 10:56:12,024 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.17ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 54.2MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 10:56:12,024 INFO L158 Benchmark]: Boogie Preprocessor took 438.67ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 54.2MB in the beginning and 139.0MB in the end (delta: -84.7MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. [2024-12-02 10:56:12,024 INFO L158 Benchmark]: RCFGBuilder took 7373.23ms. Allocated memory is still 234.9MB. Free memory was 139.0MB in the beginning and 154.2MB in the end (delta: -15.3MB). Peak memory consumption was 114.6MB. Max. memory is 16.1GB. [2024-12-02 10:56:12,025 INFO L158 Benchmark]: TraceAbstraction took 79523.90ms. Allocated memory was 234.9MB in the beginning and 2.8GB in the end (delta: 2.5GB). Free memory was 154.2MB in the beginning and 1.1GB in the end (delta: -936.0MB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2024-12-02 10:56:12,025 INFO L158 Benchmark]: Witness Printer took 258.97ms. Allocated memory is still 2.8GB. Free memory was 1.1GB in the beginning and 1.1GB in the end (delta: 37.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-02 10:56:12,026 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1119.58ms. Allocated memory is still 117.4MB. Free memory was 86.1MB in the beginning and 66.0MB in the end (delta: 20.0MB). Peak memory consumption was 71.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.17ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 54.2MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 438.67ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 54.2MB in the beginning and 139.0MB in the end (delta: -84.7MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. * RCFGBuilder took 7373.23ms. Allocated memory is still 234.9MB. Free memory was 139.0MB in the beginning and 154.2MB in the end (delta: -15.3MB). Peak memory consumption was 114.6MB. Max. memory is 16.1GB. * TraceAbstraction took 79523.90ms. Allocated memory was 234.9MB in the beginning and 2.8GB in the end (delta: 2.5GB). Free memory was 154.2MB in the beginning and 1.1GB in the end (delta: -936.0MB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. * Witness Printer took 258.97ms. Allocated memory is still 2.8GB. Free memory was 1.1GB in the beginning and 1.1GB 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: 57.2s, OverallIterations: 10, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 21.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 6787 SdHoareTripleChecker+Valid, 16.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6725 mSDsluCounter, 19788 SdHoareTripleChecker+Invalid, 15.8s 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, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.7s 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: 4.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 131 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 5.8s 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! [2024-12-02 10:56:12,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f36d6ce-66d6-4432-86c6-9ce4bc2454c4/bin/uautomizer-verify-84ZbGMXZE1/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