./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 c00e63dc 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-?-c00e63d-m [2025-02-06 06:27:24,481 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 06:27:24,534 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-06 06:27:24,541 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 06:27:24,544 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 06:27:24,565 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 06:27:24,566 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 06:27:24,566 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 06:27:24,566 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 06:27:24,566 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 06:27:24,566 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 06:27:24,567 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 06:27:24,567 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 06:27:24,567 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 06:27:24,567 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 06:27:24,567 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 06:27:24,568 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 06:27:24,568 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 06:27:24,569 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 06:27:24,569 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 06:27:24,569 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 06:27:24,569 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 06:27:24,569 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 06:27:24,569 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 06:27:24,569 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 06:27:24,569 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 06:27:24,569 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 06:27:24,569 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 06:27:24,569 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 06:27:24,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 06:27:24,569 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 06:27:24,570 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 06:27:24,570 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 06:27:24,570 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 06:27:24,570 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 06:27:24,570 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 06:27:24,570 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 06:27:24,570 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 06:27:24,570 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 06:27:24,570 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 06:27:24,570 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 [2025-02-06 06:27:24,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 06:27:24,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 06:27:24,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 06:27:24,836 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 06:27:24,836 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 06:27:24,837 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2025-02-06 06:27:26,066 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/9283a1431/97549965812843e0812f0cf147c3081a/FLAGa6193e5e1 [2025-02-06 06:27:26,481 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 06:27:26,482 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2025-02-06 06:27:26,507 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/9283a1431/97549965812843e0812f0cf147c3081a/FLAGa6193e5e1 [2025-02-06 06:27:26,647 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/9283a1431/97549965812843e0812f0cf147c3081a [2025-02-06 06:27:26,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 06:27:26,650 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 06:27:26,651 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 06:27:26,651 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 06:27:26,654 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 06:27:26,654 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 06:27:26" (1/1) ... [2025-02-06 06:27:26,655 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@279c526b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:26, skipping insertion in model container [2025-02-06 06:27:26,655 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 06:27:26" (1/1) ... [2025-02-06 06:27:26,695 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 06:27:26,929 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2025-02-06 06:27:26,930 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] [2025-02-06 06:27:26,966 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] [2025-02-06 06:27:27,098 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 06:27:27,118 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 06:27:27,170 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2025-02-06 06:27:27,171 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] [2025-02-06 06:27:27,173 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] [2025-02-06 06:27:27,179 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] [2025-02-06 06:27:27,221 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 06:27:27,237 INFO L204 MainTranslator]: Completed translation [2025-02-06 06:27:27,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:27 WrapperNode [2025-02-06 06:27:27,239 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 06:27:27,240 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 06:27:27,240 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 06:27:27,240 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 06:27:27,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:27" (1/1) ... [2025-02-06 06:27:27,262 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:27" (1/1) ... [2025-02-06 06:27:27,294 INFO L138 Inliner]: procedures = 77, calls = 201, calls flagged for inlining = 33, calls inlined = 29, statements flattened = 592 [2025-02-06 06:27:27,294 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 06:27:27,295 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 06:27:27,295 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 06:27:27,295 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 06:27:27,307 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:27" (1/1) ... [2025-02-06 06:27:27,308 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:27" (1/1) ... [2025-02-06 06:27:27,318 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:27" (1/1) ... [2025-02-06 06:27:27,362 INFO L175 MemorySlicer]: Split 98 memory accesses to 9 slices as follows [2, 2, 7, 46, 17, 1, 10, 2, 11]. 47 percent of accesses are in the largest equivalence class. The 8 initializations are split as follows [0, 2, 0, 0, 6, 0, 0, 0, 0]. The 66 writes are split as follows [1, 0, 6, 46, 11, 1, 0, 0, 1]. [2025-02-06 06:27:27,367 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:27" (1/1) ... [2025-02-06 06:27:27,367 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:27" (1/1) ... [2025-02-06 06:27:27,394 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:27" (1/1) ... [2025-02-06 06:27:27,399 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:27" (1/1) ... [2025-02-06 06:27:27,402 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:27" (1/1) ... [2025-02-06 06:27:27,408 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:27" (1/1) ... [2025-02-06 06:27:27,421 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 06:27:27,421 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 06:27:27,424 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 06:27:27,424 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 06:27:27,425 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:27" (1/1) ... [2025-02-06 06:27:27,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 06:27:27,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 06:27:27,455 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) [2025-02-06 06:27:27,457 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 [2025-02-06 06:27:27,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 06:27:27,475 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_request [2025-02-06 06:27:27,476 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_request [2025-02-06 06:27:27,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-06 06:27:27,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-06 06:27:27,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-06 06:27:27,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-06 06:27:27,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-06 06:27:27,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-02-06 06:27:27,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-02-06 06:27:27,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-02-06 06:27:27,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-02-06 06:27:27,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 06:27:27,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-06 06:27:27,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-06 06:27:27,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-06 06:27:27,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-06 06:27:27,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-06 06:27:27,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-02-06 06:27:27,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-02-06 06:27:27,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-02-06 06:27:27,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-02-06 06:27:27,477 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-02-06 06:27:27,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-02-06 06:27:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-06 06:27:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-06 06:27:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-06 06:27:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-06 06:27:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-06 06:27:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-02-06 06:27:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-02-06 06:27:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-02-06 06:27:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-02-06 06:27:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-02-06 06:27:27,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-02-06 06:27:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 06:27:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 06:27:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-06 06:27:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-06 06:27:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-06 06:27:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-06 06:27:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-06 06:27:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-06 06:27:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-06 06:27:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-02-06 06:27:27,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-02-06 06:27:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-06 06:27:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-06 06:27:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-06 06:27:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-02-06 06:27:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-02-06 06:27:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-02-06 06:27:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-02-06 06:27:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-02-06 06:27:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-02-06 06:27:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2025-02-06 06:27:27,480 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2025-02-06 06:27:27,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2025-02-06 06:27:27,481 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-02-06 06:27:27,481 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-02-06 06:27:27,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 06:27:27,481 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2025-02-06 06:27:27,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2025-02-06 06:27:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 06:27:27,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 06:27:27,702 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 06:27:27,704 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 06:27:27,750 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-02-06 06:27:27,772 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3085: havoc #t~nondet128; [2025-02-06 06:27:32,192 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L2810: call ULTIMATE.dealloc(ax_probe_~#descriptor~0#1.base, ax_probe_~#descriptor~0#1.offset);havoc ax_probe_~#descriptor~0#1.base, ax_probe_~#descriptor~0#1.offset; [2025-02-06 06:27:32,192 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3100: havoc hid_open_report_#t~nondet131#1; [2025-02-06 06:27:32,192 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3093: havoc hid_connect_#t~nondet130#1; [2025-02-06 06:27:32,192 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3070: havoc __dynamic_dev_dbg_#t~nondet125#1; [2025-02-06 06:27:32,192 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3089: havoc dev_warn_#t~nondet129#1; [2025-02-06 06:27:32,192 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3081: havoc _dev_info_#t~nondet127#1; [2025-02-06 06:27:32,192 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L2487: havoc list_empty_#t~mem5#1.base, list_empty_#t~mem5#1.offset; [2025-02-06 06:27:32,192 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3074: havoc __hid_register_driver_#t~nondet126#1; [2025-02-06 06:27:32,192 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3107: havoc input_ff_create_memless_#t~nondet132#1; [2025-02-06 06:27:32,232 INFO L? ?]: Removed 267 outVars from TransFormulas that were not future-live. [2025-02-06 06:27:32,233 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 06:27:32,250 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 06:27:32,251 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 06:27:32,251 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 06:27:32 BoogieIcfgContainer [2025-02-06 06:27:32,251 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 06:27:32,253 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 06:27:32,253 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 06:27:32,255 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 06:27:32,255 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 06:27:26" (1/3) ... [2025-02-06 06:27:32,256 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ad1c509 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 06:27:32, skipping insertion in model container [2025-02-06 06:27:32,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:27:27" (2/3) ... [2025-02-06 06:27:32,256 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ad1c509 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 06:27:32, skipping insertion in model container [2025-02-06 06:27:32,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 06:27:32" (3/3) ... [2025-02-06 06:27:32,257 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 [2025-02-06 06:27:32,269 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 06:27:32,273 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. [2025-02-06 06:27:32,325 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 06:27:32,336 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;@59f5aaa8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 06:27:32,336 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 06:27:32,339 INFO L276 IsEmpty]: Start isEmpty. Operand has 159 states, 122 states have (on average 1.3278688524590163) internal successors, (162), 129 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) [2025-02-06 06:27:32,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2025-02-06 06:27:32,346 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 06:27:32,347 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] [2025-02-06 06:27:32,347 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 06:27:32,350 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 06:27:32,350 INFO L85 PathProgramCache]: Analyzing trace with hash -297011408, now seen corresponding path program 1 times [2025-02-06 06:27:32,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 06:27:32,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810672324] [2025-02-06 06:27:32,356 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 06:27:32,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 06:27:32,656 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 38 statements into 1 equivalence classes. [2025-02-06 06:27:32,779 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 38 of 38 statements. [2025-02-06 06:27:32,781 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 06:27:32,781 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 06:27:32,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 06:27:32,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 06:27:32,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810672324] [2025-02-06 06:27:32,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810672324] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 06:27:32,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 06:27:32,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 06:27:32,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203050190] [2025-02-06 06:27:32,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 06:27:32,969 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 06:27:32,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 06:27:32,980 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 06:27:32,980 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 06:27:32,982 INFO L87 Difference]: Start difference. First operand has 159 states, 122 states have (on average 1.3278688524590163) internal successors, (162), 129 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) [2025-02-06 06:27:33,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 06:27:33,058 INFO L93 Difference]: Finished difference Result 324 states and 423 transitions. [2025-02-06 06:27:33,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 06:27:33,060 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 [2025-02-06 06:27:33,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 06:27:33,066 INFO L225 Difference]: With dead ends: 324 [2025-02-06 06:27:33,066 INFO L226 Difference]: Without dead ends: 143 [2025-02-06 06:27:33,069 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 [2025-02-06 06:27:33,072 INFO L435 NwaCegarLoop]: 181 mSDtfsCounter, 49 mSDsluCounter, 168 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 349 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 06:27:33,074 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 349 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 06:27:33,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2025-02-06 06:27:33,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2025-02-06 06:27:33,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 123 states have (on average 1.2764227642276422) internal successors, (157), 123 states have internal predecessors, (157), 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) [2025-02-06 06:27:33,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 180 transitions. [2025-02-06 06:27:33,111 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 180 transitions. Word has length 38 [2025-02-06 06:27:33,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 06:27:33,111 INFO L471 AbstractCegarLoop]: Abstraction has 143 states and 180 transitions. [2025-02-06 06:27:33,111 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) [2025-02-06 06:27:33,111 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 180 transitions. [2025-02-06 06:27:33,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2025-02-06 06:27:33,114 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 06:27:33,114 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] [2025-02-06 06:27:33,114 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-06 06:27:33,115 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 06:27:33,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 06:27:33,115 INFO L85 PathProgramCache]: Analyzing trace with hash -844522337, now seen corresponding path program 1 times [2025-02-06 06:27:33,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 06:27:33,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584249284] [2025-02-06 06:27:33,116 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 06:27:33,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 06:27:33,334 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 56 statements into 1 equivalence classes. [2025-02-06 06:27:33,386 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 56 of 56 statements. [2025-02-06 06:27:33,387 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 06:27:33,387 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 06:27:33,517 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-02-06 06:27:33,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 06:27:33,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584249284] [2025-02-06 06:27:33,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584249284] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 06:27:33,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 06:27:33,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 06:27:33,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119042946] [2025-02-06 06:27:33,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 06:27:33,519 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 06:27:33,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 06:27:33,519 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 06:27:33,519 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 06:27:33,519 INFO L87 Difference]: Start difference. First operand 143 states and 180 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) [2025-02-06 06:27:33,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 06:27:33,549 INFO L93 Difference]: Finished difference Result 147 states and 184 transitions. [2025-02-06 06:27:33,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 06:27:33,552 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 [2025-02-06 06:27:33,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 06:27:33,553 INFO L225 Difference]: With dead ends: 147 [2025-02-06 06:27:33,553 INFO L226 Difference]: Without dead ends: 144 [2025-02-06 06:27:33,553 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 [2025-02-06 06:27:33,555 INFO L435 NwaCegarLoop]: 146 mSDtfsCounter, 0 mSDsluCounter, 140 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 06:27:33,555 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 286 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 06:27:33,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2025-02-06 06:27:33,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2025-02-06 06:27:33,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 124 states have (on average 1.2741935483870968) internal successors, (158), 124 states have internal predecessors, (158), 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) [2025-02-06 06:27:33,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 181 transitions. [2025-02-06 06:27:33,572 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 181 transitions. Word has length 56 [2025-02-06 06:27:33,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 06:27:33,573 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 181 transitions. [2025-02-06 06:27:33,573 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) [2025-02-06 06:27:33,573 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 181 transitions. [2025-02-06 06:27:33,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2025-02-06 06:27:33,576 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 06:27:33,576 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] [2025-02-06 06:27:33,576 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-06 06:27:33,576 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 06:27:33,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 06:27:33,578 INFO L85 PathProgramCache]: Analyzing trace with hash 189420927, now seen corresponding path program 1 times [2025-02-06 06:27:33,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 06:27:33,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143938181] [2025-02-06 06:27:33,578 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 06:27:33,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 06:27:33,759 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 58 statements into 1 equivalence classes. [2025-02-06 06:27:33,790 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 58 of 58 statements. [2025-02-06 06:27:33,792 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 06:27:33,792 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 06:27:33,998 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-02-06 06:27:33,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 06:27:33,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143938181] [2025-02-06 06:27:33,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143938181] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 06:27:33,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 06:27:33,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-06 06:27:33,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476372380] [2025-02-06 06:27:33,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 06:27:33,999 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-06 06:27:34,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 06:27:34,000 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-06 06:27:34,001 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-06 06:27:34,001 INFO L87 Difference]: Start difference. First operand 144 states and 181 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) [2025-02-06 06:27:34,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 06:27:34,038 INFO L93 Difference]: Finished difference Result 248 states and 314 transitions. [2025-02-06 06:27:34,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-06 06:27:34,039 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 [2025-02-06 06:27:34,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 06:27:34,040 INFO L225 Difference]: With dead ends: 248 [2025-02-06 06:27:34,041 INFO L226 Difference]: Without dead ends: 0 [2025-02-06 06:27:34,042 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 [2025-02-06 06:27:34,042 INFO L435 NwaCegarLoop]: 135 mSDtfsCounter, 100 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 269 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 [2025-02-06 06:27:34,044 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 269 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 06:27:34,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-06 06:27:34,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-06 06:27:34,044 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) [2025-02-06 06:27:34,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-06 06:27:34,045 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2025-02-06 06:27:34,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 06:27:34,045 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-06 06:27:34,045 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) [2025-02-06 06:27:34,045 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-06 06:27:34,045 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-06 06:27:34,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-06 06:27:34,049 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-06 06:27:34,051 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-02-06 06:27:34,052 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-02-06 06:27:34,177 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-06 06:27:34,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.02 06:27:34 BoogieIcfgContainer [2025-02-06 06:27:34,184 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-06 06:27:34,185 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-06 06:27:34,187 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-06 06:27:34,187 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-06 06:27:34,187 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 06:27:32" (3/4) ... [2025-02-06 06:27:34,189 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-06 06:27:34,193 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_error [2025-02-06 06:27:34,193 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure hid_hw_request [2025-02-06 06:27:34,193 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2025-02-06 06:27:34,194 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2025-02-06 06:27:34,194 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2025-02-06 06:27:34,194 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure hid_hw_stop [2025-02-06 06:27:34,197 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ax_remove [2025-02-06 06:27:34,197 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2025-02-06 06:27:34,197 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure hid_hw_close [2025-02-06 06:27:34,197 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2025-02-06 06:27:34,197 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure dev_err [2025-02-06 06:27:34,208 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 68 nodes and edges [2025-02-06 06:27:34,210 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2025-02-06 06:27:34,211 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2025-02-06 06:27:34,211 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2025-02-06 06:27:34,212 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-06 06:27:34,213 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-06 06:27:34,313 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-06 06:27:34,313 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-06 06:27:34,313 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-06 06:27:34,314 INFO L158 Benchmark]: Toolchain (without parser) took 7664.16ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 128.9MB in the beginning and 135.8MB in the end (delta: -7.0MB). Peak memory consumption was 74.0MB. Max. memory is 16.1GB. [2025-02-06 06:27:34,314 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 126.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 06:27:34,315 INFO L158 Benchmark]: CACSL2BoogieTranslator took 588.55ms. Allocated memory is still 167.8MB. Free memory was 128.9MB in the beginning and 75.9MB in the end (delta: 53.0MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2025-02-06 06:27:34,315 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.54ms. Allocated memory is still 167.8MB. Free memory was 75.9MB in the beginning and 71.8MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 06:27:34,315 INFO L158 Benchmark]: Boogie Preprocessor took 126.31ms. Allocated memory is still 167.8MB. Free memory was 71.8MB in the beginning and 64.7MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-06 06:27:34,315 INFO L158 Benchmark]: IcfgBuilder took 4829.67ms. Allocated memory is still 167.8MB. Free memory was 64.7MB in the beginning and 84.9MB in the end (delta: -20.2MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2025-02-06 06:27:34,315 INFO L158 Benchmark]: TraceAbstraction took 1932.40ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 84.9MB in the beginning and 150.0MB in the end (delta: -65.1MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2025-02-06 06:27:34,316 INFO L158 Benchmark]: Witness Printer took 127.78ms. Allocated memory is still 243.3MB. Free memory was 150.0MB in the beginning and 135.8MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-06 06:27:34,317 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 201.3MB. Free memory is still 126.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 588.55ms. Allocated memory is still 167.8MB. Free memory was 128.9MB in the beginning and 75.9MB in the end (delta: 53.0MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.54ms. Allocated memory is still 167.8MB. Free memory was 75.9MB in the beginning and 71.8MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 126.31ms. Allocated memory is still 167.8MB. Free memory was 71.8MB in the beginning and 64.7MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 4829.67ms. Allocated memory is still 167.8MB. Free memory was 64.7MB in the beginning and 84.9MB in the end (delta: -20.2MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1932.40ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 84.9MB in the beginning and 150.0MB in the end (delta: -65.1MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * Witness Printer took 127.78ms. Allocated memory is still 243.3MB. Free memory was 150.0MB in the beginning and 135.8MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. 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: 1.7s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 149 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 149 mSDsluCounter, 904 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 442 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 24 IncrementalHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 462 mSDtfsCounter, 24 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=159occurred 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, 0.5s 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! [2025-02-06 06:27:34,339 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE