/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe.epf --rcfgbuilder.only.consider.context.switches.at.boundaries.of.atomic.blocks true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.datarace-free-lbe-02cf818-m [2023-11-17 11:31:00,296 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-17 11:31:00,386 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe.epf [2023-11-17 11:31:00,422 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-17 11:31:00,423 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-17 11:31:00,424 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-17 11:31:00,424 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-17 11:31:00,424 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-17 11:31:00,425 INFO L153 SettingsManager]: * Use SBE=true [2023-11-17 11:31:00,427 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-17 11:31:00,427 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-17 11:31:00,428 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-17 11:31:00,428 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-17 11:31:00,428 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-17 11:31:00,429 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-17 11:31:00,429 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-17 11:31:00,429 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-17 11:31:00,429 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-17 11:31:00,430 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-17 11:31:00,430 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-17 11:31:00,430 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-17 11:31:00,431 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-17 11:31:00,431 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-17 11:31:00,431 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-17 11:31:00,432 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-17 11:31:00,433 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 11:31:00,433 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-17 11:31:00,433 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-17 11:31:00,434 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-17 11:31:00,434 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-17 11:31:00,435 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-17 11:31:00,435 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-17 11:31:00,435 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Only consider context switches at boundaries of atomic blocks -> true [2023-11-17 11:31:00,707 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-17 11:31:00,738 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-17 11:31:00,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-17 11:31:00,742 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-17 11:31:00,742 INFO L274 PluginConnector]: CDTParser initialized [2023-11-17 11:31:00,744 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2023-11-17 11:31:01,945 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-17 11:31:02,472 INFO L384 CDTParser]: Found 1 translation units. [2023-11-17 11:31:02,474 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2023-11-17 11:31:02,516 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39a457c97/d7cb1cb6a44d4a45a08fde664fc54e80/FLAG785577519 [2023-11-17 11:31:02,537 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39a457c97/d7cb1cb6a44d4a45a08fde664fc54e80 [2023-11-17 11:31:02,539 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-17 11:31:02,540 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-17 11:31:02,541 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-17 11:31:02,541 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-17 11:31:02,547 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-17 11:31:02,548 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 11:31:02" (1/1) ... [2023-11-17 11:31:02,550 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7efdbad4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:31:02, skipping insertion in model container [2023-11-17 11:31:02,550 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 11:31:02" (1/1) ... [2023-11-17 11:31:02,659 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-17 11:31:04,389 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2023-11-17 11:31:04,777 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 11:31:04,806 INFO L202 MainTranslator]: Completed pre-run [2023-11-17 11:31:04,926 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"); [5646] [2023-11-17 11:31:04,928 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; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5653] [2023-11-17 11:31:04,929 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5660] [2023-11-17 11:31:04,930 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/alpha/git/klever2/klever/native-scheduler-work-dir/scheduler/jobs/d5cd53f56669d61faa91054857893dbd/klever-core-work-dir/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5694-5695] [2023-11-17 11:31:04,930 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5700-5702] [2023-11-17 11:31:04,933 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5759] [2023-11-17 11:31:04,933 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5767] [2023-11-17 11:31:05,088 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2023-11-17 11:31:05,139 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 11:31:05,234 INFO L206 MainTranslator]: Completed translation [2023-11-17 11:31:05,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:31:05 WrapperNode [2023-11-17 11:31:05,235 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-17 11:31:05,236 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-17 11:31:05,236 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-17 11:31:05,236 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-17 11:31:05,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:31:05" (1/1) ... [2023-11-17 11:31:05,322 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:31:05" (1/1) ... [2023-11-17 11:31:05,624 INFO L138 Inliner]: procedures = 327, calls = 1300, calls flagged for inlining = 514, calls inlined = 855, statements flattened = 7809 [2023-11-17 11:31:05,625 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-17 11:31:05,625 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-17 11:31:05,626 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-17 11:31:05,626 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-17 11:31:05,634 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:31:05" (1/1) ... [2023-11-17 11:31:05,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:31:05" (1/1) ... [2023-11-17 11:31:05,690 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:31:05" (1/1) ... [2023-11-17 11:31:05,690 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:31:05" (1/1) ... [2023-11-17 11:31:05,830 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:31:05" (1/1) ... [2023-11-17 11:31:05,851 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:31:05" (1/1) ... [2023-11-17 11:31:05,886 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:31:05" (1/1) ... [2023-11-17 11:31:05,910 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:31:05" (1/1) ... [2023-11-17 11:31:05,950 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-17 11:31:05,952 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-17 11:31:05,952 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-17 11:31:05,952 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-17 11:31:05,953 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:31:05" (1/1) ... [2023-11-17 11:31:05,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 11:31:05,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 11:31:05,982 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-17 11:31:06,003 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-17 11:31:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2023-11-17 11:31:06,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2023-11-17 11:31:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2023-11-17 11:31:06,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2023-11-17 11:31:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2023-11-17 11:31:06,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2023-11-17 11:31:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-17 11:31:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-17 11:31:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-17 11:31:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-17 11:31:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-17 11:31:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-17 11:31:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-17 11:31:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-17 11:31:06,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-17 11:31:06,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-17 11:31:06,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-17 11:31:06,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-17 11:31:06,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-17 11:31:06,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-17 11:31:06,029 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-17 11:31:06,597 INFO L239 CfgBuilder]: Building ICFG [2023-11-17 11:31:06,600 INFO L265 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-17 11:31:11,952 INFO L280 CfgBuilder]: Performing block encoding [2023-11-17 11:31:22,352 INFO L302 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-17 11:31:22,353 INFO L307 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-17 11:31:22,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 11:31:22 BoogieIcfgContainer [2023-11-17 11:31:22,355 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-17 11:31:22,357 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-17 11:31:22,357 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-17 11:31:22,360 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-17 11:31:22,361 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 11:31:02" (1/3) ... [2023-11-17 11:31:22,362 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77f4ac08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 11:31:22, skipping insertion in model container [2023-11-17 11:31:22,362 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:31:05" (2/3) ... [2023-11-17 11:31:22,362 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77f4ac08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 11:31:22, skipping insertion in model container [2023-11-17 11:31:22,362 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 11:31:22" (3/3) ... [2023-11-17 11:31:22,363 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2023-11-17 11:31:22,386 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-17 11:31:22,387 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-17 11:31:22,387 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-17 11:31:23,627 INFO L144 ThreadInstanceAdder]: Constructed 13 joinOtherThreadTransitions. [2023-11-17 11:31:23,665 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 165 places, 229 transitions, 517 flow [2023-11-17 11:31:24,517 INFO L124 PetriNetUnfolderBase]: 131/426 cut-off events. [2023-11-17 11:31:24,518 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2023-11-17 11:31:24,530 INFO L83 FinitePrefix]: Finished finitePrefix Result has 456 conditions, 426 events. 131/426 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 1680 event pairs, 1 based on Foata normal form. 0/280 useless extension candidates. Maximal degree in co-relation 436. Up to 18 conditions per place. [2023-11-17 11:31:24,530 INFO L82 GeneralOperation]: Start removeDead. Operand has 165 places, 229 transitions, 517 flow [2023-11-17 11:31:24,536 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 116 places, 156 transitions, 344 flow [2023-11-17 11:31:24,539 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-11-17 11:31:24,550 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 116 places, 156 transitions, 344 flow [2023-11-17 11:31:24,553 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 116 places, 156 transitions, 344 flow [2023-11-17 11:31:24,557 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 116 places, 156 transitions, 344 flow [2023-11-17 11:31:25,223 INFO L124 PetriNetUnfolderBase]: 131/426 cut-off events. [2023-11-17 11:31:25,224 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2023-11-17 11:31:25,228 INFO L83 FinitePrefix]: Finished finitePrefix Result has 456 conditions, 426 events. 131/426 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 1683 event pairs, 1 based on Foata normal form. 0/280 useless extension candidates. Maximal degree in co-relation 436. Up to 18 conditions per place. [2023-11-17 11:31:25,240 INFO L119 LiptonReduction]: Number of co-enabled transitions 13670 [2023-11-17 11:33:01,978 WARN L293 SmtUtils]: Spent 1.54m on a formula simplification. DAG size of input: 589 DAG size of output: 558 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-17 11:33:46,947 WARN L293 SmtUtils]: Spent 44.96s on a formula simplification that was a NOOP. DAG size: 558 (called from [L 302] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-17 11:35:32,586 WARN L293 SmtUtils]: Spent 1.76m on a formula simplification. DAG size of input: 641 DAG size of output: 612 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-17 11:36:24,328 WARN L293 SmtUtils]: Spent 51.74s on a formula simplification that was a NOOP. DAG size: 612 (called from [L 302] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) Received shutdown request... [2023-11-17 11:40:25,837 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-11-17 11:40:26,552 WARN L235 SmtUtils]: Removed 41 from assertion stack [2023-11-17 11:40:26,552 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction. Reason: Timeout or Toolchain cancelled by user [2023-11-17 11:40:26,554 INFO L158 Benchmark]: Toolchain (without parser) took 564013.79ms. Allocated memory was 173.0MB in the beginning and 2.8GB in the end (delta: 2.7GB). Free memory was 114.2MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 1.6GB. Max. memory is 8.0GB. [2023-11-17 11:40:26,554 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 173.0MB. Free memory is still 132.5MB. There was no memory consumed. Max. memory is 8.0GB. [2023-11-17 11:40:26,555 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2694.13ms. Allocated memory was 173.0MB in the beginning and 219.2MB in the end (delta: 46.1MB). Free memory was 114.2MB in the beginning and 141.3MB in the end (delta: -27.1MB). Peak memory consumption was 71.2MB. Max. memory is 8.0GB. [2023-11-17 11:40:26,555 INFO L158 Benchmark]: Boogie Procedure Inliner took 388.92ms. Allocated memory is still 219.2MB. Free memory was 141.3MB in the beginning and 146.1MB in the end (delta: -4.7MB). Peak memory consumption was 64.0MB. Max. memory is 8.0GB. [2023-11-17 11:40:26,556 INFO L158 Benchmark]: Boogie Preprocessor took 324.97ms. Allocated memory is still 219.2MB. Free memory was 146.1MB in the beginning and 114.6MB in the end (delta: 31.5MB). Peak memory consumption was 37.7MB. Max. memory is 8.0GB. [2023-11-17 11:40:26,556 INFO L158 Benchmark]: RCFGBuilder took 16403.44ms. Allocated memory was 219.2MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 114.6MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 716.7MB. Max. memory is 8.0GB. [2023-11-17 11:40:26,557 INFO L158 Benchmark]: TraceAbstraction took 544195.98ms. Allocated memory is still 2.8GB. Free memory was 2.3GB in the beginning and 1.2GB in the end (delta: 1.1GB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2023-11-17 11:40:26,559 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 173.0MB. Free memory is still 132.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 2694.13ms. Allocated memory was 173.0MB in the beginning and 219.2MB in the end (delta: 46.1MB). Free memory was 114.2MB in the beginning and 141.3MB in the end (delta: -27.1MB). Peak memory consumption was 71.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 388.92ms. Allocated memory is still 219.2MB. Free memory was 141.3MB in the beginning and 146.1MB in the end (delta: -4.7MB). Peak memory consumption was 64.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 324.97ms. Allocated memory is still 219.2MB. Free memory was 146.1MB in the beginning and 114.6MB in the end (delta: 31.5MB). Peak memory consumption was 37.7MB. Max. memory is 8.0GB. * RCFGBuilder took 16403.44ms. Allocated memory was 219.2MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 114.6MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 716.7MB. Max. memory is 8.0GB. * TraceAbstraction took 544195.98ms. Allocated memory is still 2.8GB. Free memory was 2.3GB in the beginning and 1.2GB in the end (delta: 1.1GB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 5646]: 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"); [5646] - GenericResultAtLocation [Line: 5653]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5653] - GenericResultAtLocation [Line: 5660]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("":); [5660] - GenericResultAtLocation [Line: 5694]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/alpha/git/klever2/klever/native-scheduler-work-dir/scheduler/jobs/d5cd53f56669d61faa91054857893dbd/klever-core-work-dir/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5694-5695] - GenericResultAtLocation [Line: 5700]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5700-5702] - GenericResultAtLocation [Line: 5759]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5759] - GenericResultAtLocation [Line: 5767]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5767] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction) Toolchain cancelled while CegarLoopFactory was constructing initial abstraction,while PetriNetLargeBlockEncoding was applying PetriNetLargeBlockEncoding to Petri net that has 116 places, 156 transitions, 344 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 116 places, 156 transitions, 344 flow and 13670 co-enabled transitions pairs.,while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 630 for 239664ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown