./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-drivers--hid--hid-axff.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --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 23b299466df567728bd01cdd7606fd8853010375cabd6f3e05e43d9cfc96a45f --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 18:33:11,623 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 18:33:11,660 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 18:33:11,664 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 18:33:11,664 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 18:33:11,682 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 18:33:11,684 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 18:33:11,684 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 18:33:11,684 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 18:33:11,685 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 18:33:11,685 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 18:33:11,685 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 18:33:11,686 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 18:33:11,686 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 18:33:11,686 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 18:33:11,687 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 18:33:11,687 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 18:33:11,687 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 18:33:11,687 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 18:33:11,687 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 18:33:11,687 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 18:33:11,687 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 18:33:11,688 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 18:33:11,688 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 18:33:11,688 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 18:33:11,688 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 18:33:11,688 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 18:33:11,688 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 18:33:11,688 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 18:33:11,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 18:33:11,689 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 18:33:11,689 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 18:33:11,689 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 18:33:11,689 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 18:33:11,689 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 18:33:11,689 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 18:33:11,689 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 18:33:11,689 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 18:33:11,689 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 18:33:11,689 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 18:33:11,690 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 18:33:11,690 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 18:33:11,690 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 18:33:11,690 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 18:33:11,690 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 18:33:11,690 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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux 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 -> 23b299466df567728bd01cdd7606fd8853010375cabd6f3e05e43d9cfc96a45f [2025-01-09 18:33:11,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 18:33:11,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 18:33:11,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 18:33:11,893 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 18:33:11,893 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 18:33:11,894 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2025-01-09 18:33:13,027 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6b16f996f/f47c5d84dc4240f6819854ebc5cf25fb/FLAGe2e5640b2 [2025-01-09 18:33:13,486 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 18:33:13,487 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2025-01-09 18:33:13,514 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6b16f996f/f47c5d84dc4240f6819854ebc5cf25fb/FLAGe2e5640b2 [2025-01-09 18:33:13,641 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6b16f996f/f47c5d84dc4240f6819854ebc5cf25fb [2025-01-09 18:33:13,648 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 18:33:13,649 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 18:33:13,651 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 18:33:13,651 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 18:33:13,660 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 18:33:13,667 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 06:33:13" (1/1) ... [2025-01-09 18:33:13,668 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37de6d80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:33:13, skipping insertion in model container [2025-01-09 18:33:13,668 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 06:33:13" (1/1) ... [2025-01-09 18:33:13,737 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 18:33:14,015 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2025-01-09 18:33:14,015 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2025-01-09 18:33:14,116 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i[74571,74584] [2025-01-09 18:33:14,233 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 18:33:14,247 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 18:33:14,341 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2025-01-09 18:33:14,342 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2025-01-09 18:33:14,348 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [2477] [2025-01-09 18:33:14,357 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i[74571,74584] [2025-01-09 18:33:14,413 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 18:33:14,442 INFO L204 MainTranslator]: Completed translation [2025-01-09 18:33:14,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:33:14 WrapperNode [2025-01-09 18:33:14,445 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 18:33:14,446 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 18:33:14,446 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 18:33:14,446 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 18:33:14,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:33:14" (1/1) ... [2025-01-09 18:33:14,466 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:33:14" (1/1) ... [2025-01-09 18:33:14,496 INFO L138 Inliner]: procedures = 77, calls = 201, calls flagged for inlining = 33, calls inlined = 29, statements flattened = 592 [2025-01-09 18:33:14,497 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 18:33:14,497 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 18:33:14,498 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 18:33:14,498 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 18:33:14,504 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:33:14" (1/1) ... [2025-01-09 18:33:14,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:33:14" (1/1) ... [2025-01-09 18:33:14,509 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:33:14" (1/1) ... [2025-01-09 18:33:14,548 INFO L175 MemorySlicer]: Split 98 memory accesses to 9 slices as follows [2, 2, 7, 17, 1, 46, 2, 10, 11]. 47 percent of accesses are in the largest equivalence class. The 8 initializations are split as follows [2, 0, 0, 6, 0, 0, 0, 0, 0]. The 66 writes are split as follows [0, 1, 6, 11, 1, 46, 0, 0, 1]. [2025-01-09 18:33:14,548 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:33:14" (1/1) ... [2025-01-09 18:33:14,548 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:33:14" (1/1) ... [2025-01-09 18:33:14,564 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:33:14" (1/1) ... [2025-01-09 18:33:14,565 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:33:14" (1/1) ... [2025-01-09 18:33:14,567 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:33:14" (1/1) ... [2025-01-09 18:33:14,570 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:33:14" (1/1) ... [2025-01-09 18:33:14,572 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:33:14" (1/1) ... [2025-01-09 18:33:14,576 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 18:33:14,577 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 18:33:14,577 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 18:33:14,577 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 18:33:14,578 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:33:14" (1/1) ... [2025-01-09 18:33:14,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 18:33:14,599 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 18:33:14,610 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 18:33:14,618 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 18:33:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 18:33:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_request [2025-01-09 18:33:14,632 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_request [2025-01-09 18:33:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 18:33:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 18:33:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 18:33:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 18:33:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 18:33:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 18:33:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 18:33:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 18:33:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-01-09 18:33:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 18:33:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 18:33:14,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-01-09 18:33:14,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 18:33:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-01-09 18:33:14,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-01-09 18:33:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 18:33:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 18:33:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 18:33:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 18:33:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 18:33:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 18:33:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 18:33:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 18:33:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-01-09 18:33:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2025-01-09 18:33:14,634 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2025-01-09 18:33:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2025-01-09 18:33:14,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2025-01-09 18:33:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 18:33:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2025-01-09 18:33:14,634 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2025-01-09 18:33:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-01-09 18:33:14,634 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-01-09 18:33:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 18:33:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 18:33:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 18:33:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 18:33:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 18:33:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 18:33:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 18:33:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 18:33:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 18:33:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-01-09 18:33:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-01-09 18:33:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 18:33:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 18:33:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 18:33:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 18:33:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 18:33:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 18:33:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 18:33:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 18:33:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 18:33:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 18:33:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 18:33:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 18:33:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2025-01-09 18:33:14,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2025-01-09 18:33:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 18:33:14,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 18:33:14,850 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 18:33:14,852 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 18:33:14,903 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-01-09 18:33:19,518 INFO L? ?]: Removed 267 outVars from TransFormulas that were not future-live. [2025-01-09 18:33:19,519 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 18:33:19,527 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 18:33:19,527 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 18:33:19,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 06:33:19 BoogieIcfgContainer [2025-01-09 18:33:19,527 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 18:33:19,529 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 18:33:19,529 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 18:33:19,532 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 18:33:19,533 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 06:33:13" (1/3) ... [2025-01-09 18:33:19,533 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44481f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 06:33:19, skipping insertion in model container [2025-01-09 18:33:19,533 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:33:14" (2/3) ... [2025-01-09 18:33:19,533 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44481f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 06:33:19, skipping insertion in model container [2025-01-09 18:33:19,533 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 06:33:19" (3/3) ... [2025-01-09 18:33:19,538 INFO L128 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2025-01-09 18:33:19,550 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 18:33:19,552 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i that has 12 procedures, 158 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2025-01-09 18:33:19,596 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 18:33:19,607 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;@1fa12782, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 18:33:19,608 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 18:33:19,614 INFO L276 IsEmpty]: Start isEmpty. Operand has 157 states, 122 states have (on average 1.3278688524590163) internal successors, (162), 127 states have internal predecessors, (162), 23 states have call successors, (23), 11 states have call predecessors, (23), 10 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-01-09 18:33:19,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2025-01-09 18:33:19,621 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 18:33:19,621 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 18:33:19,622 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 18:33:19,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 18:33:19,626 INFO L85 PathProgramCache]: Analyzing trace with hash 2135665906, now seen corresponding path program 1 times [2025-01-09 18:33:19,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 18:33:19,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679020126] [2025-01-09 18:33:19,631 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:33:19,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 18:33:19,933 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 38 statements into 1 equivalence classes. [2025-01-09 18:33:20,069 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 38 of 38 statements. [2025-01-09 18:33:20,069 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:33:20,069 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:33:20,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 18:33:20,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 18:33:20,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679020126] [2025-01-09 18:33:20,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679020126] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 18:33:20,365 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 18:33:20,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 18:33:20,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043125118] [2025-01-09 18:33:20,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 18:33:20,370 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 18:33:20,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 18:33:20,389 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 18:33:20,391 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 18:33:20,392 INFO L87 Difference]: Start difference. First operand has 157 states, 122 states have (on average 1.3278688524590163) internal successors, (162), 127 states have internal predecessors, (162), 23 states have call successors, (23), 11 states have call predecessors, (23), 10 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-01-09 18:33:20,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 18:33:20,467 INFO L93 Difference]: Finished difference Result 319 states and 423 transitions. [2025-01-09 18:33:20,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 18:33:20,469 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 38 [2025-01-09 18:33:20,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 18:33:20,474 INFO L225 Difference]: With dead ends: 319 [2025-01-09 18:33:20,475 INFO L226 Difference]: Without dead ends: 144 [2025-01-09 18:33:20,477 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 [2025-01-09 18:33:20,480 INFO L435 NwaCegarLoop]: 182 mSDtfsCounter, 49 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 18:33:20,480 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 351 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 18:33:20,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2025-01-09 18:33:20,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2025-01-09 18:33:20,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 124 states have (on average 1.3064516129032258) internal successors, (162), 124 states have internal predecessors, (162), 12 states have call successors, (12), 8 states have call predecessors, (12), 7 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2025-01-09 18:33:20,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 185 transitions. [2025-01-09 18:33:20,525 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 185 transitions. Word has length 38 [2025-01-09 18:33:20,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 18:33:20,525 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 185 transitions. [2025-01-09 18:33:20,526 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-01-09 18:33:20,528 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 185 transitions. [2025-01-09 18:33:20,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2025-01-09 18:33:20,532 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 18:33:20,533 INFO L218 NwaCegarLoop]: trace histogram [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] [2025-01-09 18:33:20,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-09 18:33:20,533 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 18:33:20,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 18:33:20,534 INFO L85 PathProgramCache]: Analyzing trace with hash 1792198235, now seen corresponding path program 1 times [2025-01-09 18:33:20,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 18:33:20,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814951732] [2025-01-09 18:33:20,534 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:33:20,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 18:33:20,769 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 56 statements into 1 equivalence classes. [2025-01-09 18:33:20,821 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 56 of 56 statements. [2025-01-09 18:33:20,821 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:33:20,821 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:33:20,968 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-01-09 18:33:20,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 18:33:20,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814951732] [2025-01-09 18:33:20,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814951732] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 18:33:20,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 18:33:20,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 18:33:20,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073452054] [2025-01-09 18:33:20,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 18:33:20,970 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 18:33:20,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 18:33:20,970 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 18:33:20,970 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 18:33:20,970 INFO L87 Difference]: Start difference. First operand 144 states and 185 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-01-09 18:33:20,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 18:33:20,997 INFO L93 Difference]: Finished difference Result 148 states and 189 transitions. [2025-01-09 18:33:20,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 18:33:20,997 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 56 [2025-01-09 18:33:20,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 18:33:20,998 INFO L225 Difference]: With dead ends: 148 [2025-01-09 18:33:20,998 INFO L226 Difference]: Without dead ends: 145 [2025-01-09 18:33:20,999 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 [2025-01-09 18:33:20,999 INFO L435 NwaCegarLoop]: 149 mSDtfsCounter, 0 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 292 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 18:33:20,999 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 292 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 18:33:21,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2025-01-09 18:33:21,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2025-01-09 18:33:21,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 125 states have (on average 1.304) internal successors, (163), 125 states have internal predecessors, (163), 12 states have call successors, (12), 8 states have call predecessors, (12), 7 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2025-01-09 18:33:21,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 186 transitions. [2025-01-09 18:33:21,008 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 186 transitions. Word has length 56 [2025-01-09 18:33:21,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 18:33:21,009 INFO L471 AbstractCegarLoop]: Abstraction has 145 states and 186 transitions. [2025-01-09 18:33:21,009 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-01-09 18:33:21,009 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 186 transitions. [2025-01-09 18:33:21,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2025-01-09 18:33:21,010 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 18:33:21,010 INFO L218 NwaCegarLoop]: trace histogram [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] [2025-01-09 18:33:21,010 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 18:33:21,011 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 18:33:21,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 18:33:21,011 INFO L85 PathProgramCache]: Analyzing trace with hash 57152911, now seen corresponding path program 1 times [2025-01-09 18:33:21,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 18:33:21,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879272534] [2025-01-09 18:33:21,011 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:33:21,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 18:33:21,201 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 58 statements into 1 equivalence classes. [2025-01-09 18:33:21,225 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 58 of 58 statements. [2025-01-09 18:33:21,225 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:33:21,226 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:33:21,397 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-01-09 18:33:21,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 18:33:21,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879272534] [2025-01-09 18:33:21,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879272534] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 18:33:21,398 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 18:33:21,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-09 18:33:21,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510764748] [2025-01-09 18:33:21,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 18:33:21,398 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-09 18:33:21,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 18:33:21,399 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-09 18:33:21,399 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-09 18:33:21,399 INFO L87 Difference]: Start difference. First operand 145 states and 186 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-01-09 18:33:21,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 18:33:21,420 INFO L93 Difference]: Finished difference Result 266 states and 345 transitions. [2025-01-09 18:33:21,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-09 18:33:21,420 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 58 [2025-01-09 18:33:21,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 18:33:21,421 INFO L225 Difference]: With dead ends: 266 [2025-01-09 18:33:21,421 INFO L226 Difference]: Without dead ends: 0 [2025-01-09 18:33:21,422 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-01-09 18:33:21,422 INFO L435 NwaCegarLoop]: 137 mSDtfsCounter, 102 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 18:33:21,422 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 273 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 18:33:21,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-01-09 18:33:21,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-01-09 18:33:21,423 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) [2025-01-09 18:33:21,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-01-09 18:33:21,423 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2025-01-09 18:33:21,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 18:33:21,423 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-09 18:33:21,423 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-01-09 18:33:21,423 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-01-09 18:33:21,423 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-01-09 18:33:21,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-01-09 18:33:21,426 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 18:33:21,431 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-01-09 18:33:21,432 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-01-09 18:33:21,530 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-09 18:33:21,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 06:33:21 BoogieIcfgContainer [2025-01-09 18:33:21,539 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 18:33:21,539 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 18:33:21,540 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 18:33:21,540 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 18:33:21,540 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 06:33:19" (3/4) ... [2025-01-09 18:33:21,542 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-01-09 18:33:21,545 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2025-01-09 18:33:21,545 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_request [2025-01-09 18:33:21,545 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2025-01-09 18:33:21,545 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2025-01-09 18:33:21,545 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2025-01-09 18:33:21,545 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_stop [2025-01-09 18:33:21,546 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure ax_remove [2025-01-09 18:33:21,546 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2025-01-09 18:33:21,546 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_close [2025-01-09 18:33:21,546 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2025-01-09 18:33:21,546 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_err [2025-01-09 18:33:21,553 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 68 nodes and edges [2025-01-09 18:33:21,554 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2025-01-09 18:33:21,555 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2025-01-09 18:33:21,555 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2025-01-09 18:33:21,556 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-01-09 18:33:21,556 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-01-09 18:33:21,659 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-01-09 18:33:21,659 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-01-09 18:33:21,659 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 18:33:21,660 INFO L158 Benchmark]: Toolchain (without parser) took 8010.52ms. Allocated memory was 167.8MB in the beginning and 276.8MB in the end (delta: 109.1MB). Free memory was 124.9MB in the beginning and 165.1MB in the end (delta: -40.2MB). Peak memory consumption was 70.6MB. Max. memory is 16.1GB. [2025-01-09 18:33:21,660 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 226.5MB. Free memory is still 140.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 18:33:21,660 INFO L158 Benchmark]: CACSL2BoogieTranslator took 794.73ms. Allocated memory is still 167.8MB. Free memory was 124.9MB in the beginning and 71.6MB in the end (delta: 53.4MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2025-01-09 18:33:21,660 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.14ms. Allocated memory is still 167.8MB. Free memory was 71.6MB in the beginning and 67.3MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 18:33:21,660 INFO L158 Benchmark]: Boogie Preprocessor took 78.97ms. Allocated memory is still 167.8MB. Free memory was 67.3MB in the beginning and 59.8MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 18:33:21,661 INFO L158 Benchmark]: RCFGBuilder took 4950.46ms. Allocated memory is still 167.8MB. Free memory was 59.8MB in the beginning and 81.0MB in the end (delta: -21.1MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2025-01-09 18:33:21,661 INFO L158 Benchmark]: TraceAbstraction took 2010.08ms. Allocated memory was 167.8MB in the beginning and 276.8MB in the end (delta: 109.1MB). Free memory was 80.2MB in the beginning and 179.0MB in the end (delta: -98.8MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2025-01-09 18:33:21,661 INFO L158 Benchmark]: Witness Printer took 119.69ms. Allocated memory is still 276.8MB. Free memory was 179.0MB in the beginning and 165.1MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 18:33:21,662 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 226.5MB. Free memory is still 140.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 794.73ms. Allocated memory is still 167.8MB. Free memory was 124.9MB in the beginning and 71.6MB in the end (delta: 53.4MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.14ms. Allocated memory is still 167.8MB. Free memory was 71.6MB in the beginning and 67.3MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 78.97ms. Allocated memory is still 167.8MB. Free memory was 67.3MB in the beginning and 59.8MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4950.46ms. Allocated memory is still 167.8MB. Free memory was 59.8MB in the beginning and 81.0MB in the end (delta: -21.1MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2010.08ms. Allocated memory was 167.8MB in the beginning and 276.8MB in the end (delta: 109.1MB). Free memory was 80.2MB in the beginning and 179.0MB in the end (delta: -98.8MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. * Witness Printer took 119.69ms. Allocated memory is still 276.8MB. Free memory was 179.0MB in the beginning and 165.1MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 2477]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [2477] * 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: 2556]: 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 12 procedures, 158 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 151 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 151 mSDsluCounter, 916 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 448 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20 IncrementalHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 468 mSDtfsCounter, 20 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=157occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 152 NumberOfCodeBlocks, 152 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 149 ConstructedInterpolants, 0 QuantifiedInterpolants, 235 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 12/12 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 RESULT: Ultimate proved your program to be correct! [2025-01-09 18:33:21,681 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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