./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c0ba46-7751-43a7-8477-6bdc235be86e/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c0ba46-7751-43a7-8477-6bdc235be86e/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c0ba46-7751-43a7-8477-6bdc235be86e/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c0ba46-7751-43a7-8477-6bdc235be86e/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c0ba46-7751-43a7-8477-6bdc235be86e/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c0ba46-7751-43a7-8477-6bdc235be86e/bin/uautomizer-verify-uTZkv6EMXl --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 7e3ac2fcc053a51503ae18580c98d5f9812f019f35610d9038863980fd24a66a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:15:35,227 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:15:35,344 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c0ba46-7751-43a7-8477-6bdc235be86e/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-12 02:15:35,351 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:15:35,352 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:15:35,390 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:15:35,391 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:15:35,392 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:15:35,393 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:15:35,400 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:15:35,401 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:15:35,402 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:15:35,402 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:15:35,404 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:15:35,404 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:15:35,405 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:15:35,405 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:15:35,406 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:15:35,406 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:15:35,406 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:15:35,407 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:15:35,407 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:15:35,408 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:15:35,409 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:15:35,409 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:15:35,410 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:15:35,410 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:15:35,410 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:15:35,411 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:15:35,411 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:15:35,413 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:15:35,413 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:15:35,413 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:15:35,413 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:15:35,414 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:15:35,414 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:15:35,414 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c0ba46-7751-43a7-8477-6bdc235be86e/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c0ba46-7751-43a7-8477-6bdc235be86e/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e3ac2fcc053a51503ae18580c98d5f9812f019f35610d9038863980fd24a66a [2023-11-12 02:15:35,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:15:35,757 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:15:35,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:15:35,763 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:15:35,764 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:15:35,765 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c0ba46-7751-43a7-8477-6bdc235be86e/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i [2023-11-12 02:15:38,889 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:15:39,708 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:15:39,709 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c0ba46-7751-43a7-8477-6bdc235be86e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i [2023-11-12 02:15:39,780 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c0ba46-7751-43a7-8477-6bdc235be86e/bin/uautomizer-verify-uTZkv6EMXl/data/d4efea5f7/9f64e1f6370b401893ce2aec37897cf9/FLAGcbd8a6084 [2023-11-12 02:15:39,799 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c0ba46-7751-43a7-8477-6bdc235be86e/bin/uautomizer-verify-uTZkv6EMXl/data/d4efea5f7/9f64e1f6370b401893ce2aec37897cf9 [2023-11-12 02:15:39,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:15:39,804 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:15:39,806 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:15:39,806 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:15:39,816 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:15:39,818 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:15:39" (1/1) ... [2023-11-12 02:15:39,820 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68471b9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:39, skipping insertion in model container [2023-11-12 02:15:39,820 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:15:39" (1/1) ... [2023-11-12 02:15:40,064 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:15:45,172 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c0ba46-7751-43a7-8477-6bdc235be86e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i[423705,423718] [2023-11-12 02:15:45,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:15:45,763 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:15:45,945 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; subl %2, %0; sete %1": "+m" (v->counter), "=qm" (c): "er" (i): "memory"); [6840-6841] [2023-11-12 02:15:45,977 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [7921] [2023-11-12 02:15:45,978 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [7928] [2023-11-12 02:15:46,185 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 *)"./arch/x86/include/asm/paravirt.h"), "i" (831), "i" (12UL)); [10494-10495] [2023-11-12 02:15:46,185 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" (43UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [10500-10502] [2023-11-12 02:15:46,187 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [10534] [2023-11-12 02:15:46,187 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [10537] [2023-11-12 02:15:46,188 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [10540] [2023-11-12 02:15:46,188 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [10543] [2023-11-12 02:15:46,191 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [10665] [2023-11-12 02:15:46,192 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [10668] [2023-11-12 02:15:46,192 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [10671] [2023-11-12 02:15:46,192 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [10674] [2023-11-12 02:15:46,193 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [10685] [2023-11-12 02:15:46,193 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [10688] [2023-11-12 02:15:46,194 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [10691] [2023-11-12 02:15:46,195 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [10694] [2023-11-12 02:15:46,196 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [10705] [2023-11-12 02:15:46,196 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [10708] [2023-11-12 02:15:46,196 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [10711] [2023-11-12 02:15:46,197 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [10714] [2023-11-12 02:15:46,197 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [10725] [2023-11-12 02:15:46,198 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [10728] [2023-11-12 02:15:46,198 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [10731] [2023-11-12 02:15:46,198 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [10734] [2023-11-12 02:15:46,385 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c0ba46-7751-43a7-8477-6bdc235be86e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i[423705,423718] [2023-11-12 02:15:46,413 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:15:46,938 WARN L672 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:15:46,938 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:15:46,946 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:15:46,947 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:46 WrapperNode [2023-11-12 02:15:46,947 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:15:46,949 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:15:46,949 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:15:46,949 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:15:46,958 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:46" (1/1) ... [2023-11-12 02:15:47,131 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:46" (1/1) ... [2023-11-12 02:15:47,593 INFO L138 Inliner]: procedures = 649, calls = 4739, calls flagged for inlining = 324, calls inlined = 315, statements flattened = 13761 [2023-11-12 02:15:47,595 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:15:47,596 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:15:47,596 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:15:47,596 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:15:47,607 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:46" (1/1) ... [2023-11-12 02:15:47,607 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:46" (1/1) ... [2023-11-12 02:15:47,686 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:46" (1/1) ... [2023-11-12 02:15:47,687 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:46" (1/1) ... [2023-11-12 02:15:48,032 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:46" (1/1) ... [2023-11-12 02:15:48,159 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:46" (1/1) ... [2023-11-12 02:15:48,233 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:46" (1/1) ... [2023-11-12 02:15:48,275 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:46" (1/1) ... [2023-11-12 02:15:48,565 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:15:48,566 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:15:48,566 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:15:48,567 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:15:48,568 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:46" (1/1) ... [2023-11-12 02:15:48,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:15:48,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c0ba46-7751-43a7-8477-6bdc235be86e/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:15:48,614 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c0ba46-7751-43a7-8477-6bdc235be86e/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:15:48,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c0ba46-7751-43a7-8477-6bdc235be86e/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:15:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_ref [2023-11-12 02:15:48,689 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_ref [2023-11-12 02:15:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure wait_nack [2023-11-12 02:15:48,690 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_nack [2023-11-12 02:15:48,692 INFO L130 BoogieDeclarations]: Found specification of procedure wait_ack [2023-11-12 02:15:48,692 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_ack [2023-11-12 02:15:48,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 02:15:48,694 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 02:15:48,694 INFO L130 BoogieDeclarations]: Found specification of procedure clear_cmd_trigger [2023-11-12 02:15:48,694 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_cmd_trigger [2023-11-12 02:15:48,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 02:15:48,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 02:15:48,695 INFO L130 BoogieDeclarations]: Found specification of procedure ast_init_dvo [2023-11-12 02:15:48,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_init_dvo [2023-11-12 02:15:48,696 INFO L130 BoogieDeclarations]: Found specification of procedure ast_drm_freeze [2023-11-12 02:15:48,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_drm_freeze [2023-11-12 02:15:48,696 INFO L130 BoogieDeclarations]: Found specification of procedure drm_helper_probe_single_connector_modes [2023-11-12 02:15:48,696 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_helper_probe_single_connector_modes [2023-11-12 02:15:48,696 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2023-11-12 02:15:48,697 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2023-11-12 02:15:48,697 INFO L130 BoogieDeclarations]: Found specification of procedure drm_err [2023-11-12 02:15:48,697 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_err [2023-11-12 02:15:48,697 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-12 02:15:48,697 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-12 02:15:48,698 INFO L130 BoogieDeclarations]: Found specification of procedure __ww_mutex_lock [2023-11-12 02:15:48,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __ww_mutex_lock [2023-11-12 02:15:48,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_base_of_ww_mutex [2023-11-12 02:15:48,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_base_of_ww_mutex [2023-11-12 02:15:48,698 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_dpms [2023-11-12 02:15:48,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_dpms [2023-11-12 02:15:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure ast_set_dp501_video_output [2023-11-12 02:15:48,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_set_dp501_video_output [2023-11-12 02:15:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_pin [2023-11-12 02:15:48,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_pin [2023-11-12 02:15:48,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_struct_mutex_of_drm_device [2023-11-12 02:15:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_struct_mutex_of_drm_device [2023-11-12 02:15:48,700 INFO L130 BoogieDeclarations]: Found specification of procedure ast_read32 [2023-11-12 02:15:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_read32 [2023-11-12 02:15:48,700 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-12 02:15:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-12 02:15:48,701 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-12 02:15:48,701 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-12 02:15:48,701 INFO L130 BoogieDeclarations]: Found specification of procedure cbr_dll2 [2023-11-12 02:15:48,702 INFO L138 BoogieDeclarations]: Found implementation of procedure cbr_dll2 [2023-11-12 02:15:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_mode_fixup [2023-11-12 02:15:48,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_mode_fixup [2023-11-12 02:15:48,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:15:48,705 INFO L130 BoogieDeclarations]: Found specification of procedure ast_drm_thaw [2023-11-12 02:15:48,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_drm_thaw [2023-11-12 02:15:48,705 INFO L130 BoogieDeclarations]: Found specification of procedure ast_dirty_update [2023-11-12 02:15:48,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_dirty_update [2023-11-12 02:15:48,705 INFO L130 BoogieDeclarations]: Found specification of procedure ast_enable_vga [2023-11-12 02:15:48,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_enable_vga [2023-11-12 02:15:48,706 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-12 02:15:48,706 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-12 02:15:48,706 INFO L130 BoogieDeclarations]: Found specification of procedure ast_set_index_reg_mask [2023-11-12 02:15:48,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_set_index_reg_mask [2023-11-12 02:15:48,706 INFO L130 BoogieDeclarations]: Found specification of procedure drm_fb_helper_fini [2023-11-12 02:15:48,707 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_fb_helper_fini [2023-11-12 02:15:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kmap [2023-11-12 02:15:48,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kmap [2023-11-12 02:15:48,708 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_del_sub_from_lru [2023-11-12 02:15:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_del_sub_from_lru [2023-11-12 02:15:48,708 INFO L130 BoogieDeclarations]: Found specification of procedure ast_ttm_placement [2023-11-12 02:15:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_ttm_placement [2023-11-12 02:15:48,708 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_load_lut [2023-11-12 02:15:48,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_load_lut [2023-11-12 02:15:48,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 02:15:48,710 INFO L130 BoogieDeclarations]: Found specification of procedure ast_mindwm [2023-11-12 02:15:48,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_mindwm [2023-11-12 02:15:48,710 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kunmap [2023-11-12 02:15:48,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kunmap [2023-11-12 02:15:48,710 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_unref [2023-11-12 02:15:48,711 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_unref [2023-11-12 02:15:48,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 02:15:48,711 INFO L130 BoogieDeclarations]: Found specification of procedure ast_user_framebuffer_destroy [2023-11-12 02:15:48,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_user_framebuffer_destroy [2023-11-12 02:15:48,711 INFO L130 BoogieDeclarations]: Found specification of procedure send_ack [2023-11-12 02:15:48,712 INFO L138 BoogieDeclarations]: Found implementation of procedure send_ack [2023-11-12 02:15:48,712 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_disable [2023-11-12 02:15:48,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_disable [2023-11-12 02:15:48,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:15:48,712 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_mode_set_base [2023-11-12 02:15:48,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_mode_set_base [2023-11-12 02:15:48,713 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-12 02:15:48,713 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-12 02:15:48,713 INFO L130 BoogieDeclarations]: Found specification of procedure get_fw_base [2023-11-12 02:15:48,713 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fw_base [2023-11-12 02:15:48,714 INFO L130 BoogieDeclarations]: Found specification of procedure ast_io_read8 [2023-11-12 02:15:48,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_io_read8 [2023-11-12 02:15:48,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-12 02:15:48,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-12 02:15:48,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:15:48,715 INFO L130 BoogieDeclarations]: Found specification of procedure ast_post_gpu [2023-11-12 02:15:48,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_post_gpu [2023-11-12 02:15:48,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:15:48,716 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_gamma_set [2023-11-12 02:15:48,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_gamma_set [2023-11-12 02:15:48,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_base_of_ww_mutex [2023-11-12 02:15:48,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_base_of_ww_mutex [2023-11-12 02:15:48,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-12 02:15:48,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-12 02:15:48,718 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 02:15:48,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 02:15:48,718 INFO L130 BoogieDeclarations]: Found specification of procedure ast_fbdev_set_suspend [2023-11-12 02:15:48,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_fbdev_set_suspend [2023-11-12 02:15:48,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:15:48,719 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-12 02:15:48,719 INFO L130 BoogieDeclarations]: Found specification of procedure ast_framebuffer_init [2023-11-12 02:15:48,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_framebuffer_init [2023-11-12 02:15:48,720 INFO L130 BoogieDeclarations]: Found specification of procedure ast_cursor_set [2023-11-12 02:15:48,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_cursor_set [2023-11-12 02:15:48,720 INFO L130 BoogieDeclarations]: Found specification of procedure ast_open_key [2023-11-12 02:15:48,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_open_key [2023-11-12 02:15:48,720 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_validate [2023-11-12 02:15:48,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_validate [2023-11-12 02:15:48,721 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_burst2 [2023-11-12 02:15:48,721 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_burst2 [2023-11-12 02:15:48,723 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-12 02:15:48,723 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-12 02:15:48,723 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_unreserve [2023-11-12 02:15:48,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_unreserve [2023-11-12 02:15:48,723 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-12 02:15:48,723 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-12 02:15:48,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:15:48,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:15:48,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 02:15:48,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 02:15:48,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 02:15:48,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 02:15:48,729 INFO L130 BoogieDeclarations]: Found specification of procedure send_nack [2023-11-12 02:15:48,730 INFO L138 BoogieDeclarations]: Found implementation of procedure send_nack [2023-11-12 02:15:48,730 INFO L130 BoogieDeclarations]: Found specification of procedure ast_enable_mmio [2023-11-12 02:15:48,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_enable_mmio [2023-11-12 02:15:48,731 INFO L130 BoogieDeclarations]: Found specification of procedure ast_connector_detect [2023-11-12 02:15:48,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_connector_detect [2023-11-12 02:15:48,732 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-12 02:15:48,733 INFO L130 BoogieDeclarations]: Found specification of procedure ast_encoder_prepare [2023-11-12 02:15:48,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_encoder_prepare [2023-11-12 02:15:48,738 INFO L130 BoogieDeclarations]: Found specification of procedure ast_get_index_reg_mask [2023-11-12 02:15:48,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_get_index_reg_mask [2023-11-12 02:15:48,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_base_of_ww_mutex [2023-11-12 02:15:48,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_base_of_ww_mutex [2023-11-12 02:15:48,739 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2023-11-12 02:15:48,739 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2023-11-12 02:15:48,739 INFO L130 BoogieDeclarations]: Found specification of procedure ast_gem_create [2023-11-12 02:15:48,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_gem_create [2023-11-12 02:15:48,740 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_prepare [2023-11-12 02:15:48,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_prepare [2023-11-12 02:15:48,740 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-12 02:15:48,740 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-12 02:15:48,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-12 02:15:48,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-12 02:15:48,741 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_reserve [2023-11-12 02:15:48,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_reserve [2023-11-12 02:15:48,741 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-12 02:15:48,741 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-12 02:15:48,741 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:15:48,742 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:15:48,742 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_unreference_unlocked [2023-11-12 02:15:48,742 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_unreference_unlocked [2023-11-12 02:15:48,742 INFO L130 BoogieDeclarations]: Found specification of procedure ast_mmap [2023-11-12 02:15:48,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_mmap [2023-11-12 02:15:48,743 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-12 02:15:48,743 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-12 02:15:48,743 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-12 02:15:48,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-12 02:15:48,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:15:48,743 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_free [2023-11-12 02:15:48,744 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_free [2023-11-12 02:15:48,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put_mutex_54 [2023-11-12 02:15:48,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put_mutex_54 [2023-11-12 02:15:48,744 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_release [2023-11-12 02:15:48,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_struct_mutex_of_drm_device [2023-11-12 02:15:48,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_struct_mutex_of_drm_device [2023-11-12 02:15:48,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:15:48,745 INFO L130 BoogieDeclarations]: Found specification of procedure __ww_mutex_lock_interruptible [2023-11-12 02:15:48,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __ww_mutex_lock_interruptible [2023-11-12 02:15:48,745 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2023-11-12 02:15:48,745 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2023-11-12 02:15:48,745 INFO L130 BoogieDeclarations]: Found specification of procedure ast_connector_destroy [2023-11-12 02:15:48,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_connector_destroy [2023-11-12 02:15:48,746 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_commit [2023-11-12 02:15:48,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_commit [2023-11-12 02:15:48,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 02:15:48,746 INFO L130 BoogieDeclarations]: Found specification of procedure drm_ut_debug_printk [2023-11-12 02:15:48,746 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_ut_debug_printk [2023-11-12 02:15:48,747 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 02:15:48,747 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 02:15:48,747 INFO L130 BoogieDeclarations]: Found specification of procedure ast_pm_resume [2023-11-12 02:15:48,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_pm_resume [2023-11-12 02:15:48,747 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-12 02:15:48,747 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-12 02:15:48,748 INFO L130 BoogieDeclarations]: Found specification of procedure ast_io_write8 [2023-11-12 02:15:48,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_io_write8 [2023-11-12 02:15:48,748 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_kmap_obj_virtual [2023-11-12 02:15:48,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_kmap_obj_virtual [2023-11-12 02:15:48,748 INFO L130 BoogieDeclarations]: Found specification of procedure ast_encoder_destroy [2023-11-12 02:15:48,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_encoder_destroy [2023-11-12 02:15:48,748 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_gpu_offset [2023-11-12 02:15:48,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_gpu_offset [2023-11-12 02:15:48,749 INFO L130 BoogieDeclarations]: Found specification of procedure ast_write32 [2023-11-12 02:15:48,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_write32 [2023-11-12 02:15:48,749 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_reset [2023-11-12 02:15:48,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_reset [2023-11-12 02:15:48,749 INFO L130 BoogieDeclarations]: Found specification of procedure ast_gem_free_object [2023-11-12 02:15:48,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_gem_free_object [2023-11-12 02:15:48,750 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_unreference_unlocked___0 [2023-11-12 02:15:48,750 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_unreference_unlocked___0 [2023-11-12 02:15:48,750 INFO L130 BoogieDeclarations]: Found specification of procedure ast_ttm_backend_destroy [2023-11-12 02:15:48,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_ttm_backend_destroy [2023-11-12 02:15:48,750 INFO L130 BoogieDeclarations]: Found specification of procedure ast_pci_remove [2023-11-12 02:15:48,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_pci_remove [2023-11-12 02:15:48,751 INFO L130 BoogieDeclarations]: Found specification of procedure drm_helper_connector_dpms [2023-11-12 02:15:48,751 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_helper_connector_dpms [2023-11-12 02:15:48,751 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_mode_set [2023-11-12 02:15:48,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_mode_set [2023-11-12 02:15:48,751 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_single2 [2023-11-12 02:15:48,751 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_single2 [2023-11-12 02:15:48,752 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo [2023-11-12 02:15:48,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo [2023-11-12 02:15:48,752 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 02:15:48,752 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 02:15:48,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:15:48,752 INFO L130 BoogieDeclarations]: Found specification of procedure ast_moutdwm [2023-11-12 02:15:48,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_moutdwm [2023-11-12 02:15:48,753 INFO L130 BoogieDeclarations]: Found specification of procedure ast_set_index_reg [2023-11-12 02:15:48,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_set_index_reg [2023-11-12 02:15:48,753 INFO L130 BoogieDeclarations]: Found specification of procedure cbrdlli_ast2150 [2023-11-12 02:15:48,753 INFO L138 BoogieDeclarations]: Found implementation of procedure cbrdlli_ast2150 [2023-11-12 02:15:48,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 02:15:48,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 02:15:48,754 INFO L130 BoogieDeclarations]: Found specification of procedure drm_framebuffer_cleanup [2023-11-12 02:15:48,754 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_framebuffer_cleanup [2023-11-12 02:15:48,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-12 02:15:48,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-12 02:15:48,754 INFO L130 BoogieDeclarations]: Found specification of procedure ast_encoder_commit [2023-11-12 02:15:48,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_encoder_commit [2023-11-12 02:15:48,755 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2023-11-12 02:15:48,755 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2023-11-12 02:15:48,755 INFO L130 BoogieDeclarations]: Found specification of procedure drm_crtc_helper_set_config [2023-11-12 02:15:48,755 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_crtc_helper_set_config [2023-11-12 02:15:48,755 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2023-11-12 02:15:48,755 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2023-11-12 02:15:48,756 INFO L130 BoogieDeclarations]: Found specification of procedure ast_cursor_move [2023-11-12 02:15:48,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_cursor_move [2023-11-12 02:15:48,756 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2023-11-12 02:15:48,756 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2023-11-12 02:15:48,756 INFO L130 BoogieDeclarations]: Found specification of procedure drm_poll [2023-11-12 02:15:48,756 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_poll [2023-11-12 02:15:48,757 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_connector_update_edid_property [2023-11-12 02:15:48,757 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_connector_update_edid_property [2023-11-12 02:15:48,757 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-12 02:15:48,757 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-12 02:15:48,757 INFO L130 BoogieDeclarations]: Found specification of procedure ast_ttm_tt_unpopulate [2023-11-12 02:15:48,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_ttm_tt_unpopulate [2023-11-12 02:15:48,762 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_lookup [2023-11-12 02:15:48,763 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_lookup [2023-11-12 02:15:48,763 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_destroy [2023-11-12 02:15:48,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_destroy [2023-11-12 02:15:48,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:15:50,181 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:15:50,189 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:15:50,460 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 02:16:10,493 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:16:10,534 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:16:10,535 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-12 02:16:10,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:16:10 BoogieIcfgContainer [2023-11-12 02:16:10,543 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:16:10,547 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:16:10,547 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:16:10,551 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:16:10,551 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:15:39" (1/3) ... [2023-11-12 02:16:10,553 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66ece8d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:16:10, skipping insertion in model container [2023-11-12 02:16:10,553 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:46" (2/3) ... [2023-11-12 02:16:10,554 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66ece8d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:16:10, skipping insertion in model container [2023-11-12 02:16:10,554 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:16:10" (3/3) ... [2023-11-12 02:16:10,556 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i [2023-11-12 02:16:10,576 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:16:10,576 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:16:10,724 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:16:10,733 INFO L357 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, mHoare=true, 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;@fc8b120, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:16:10,733 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:16:10,755 INFO L276 IsEmpty]: Start isEmpty. Operand has 4126 states, 3077 states have (on average 1.4861878453038675) internal successors, (4573), 3172 states have internal predecessors, (4573), 927 states have call successors, (927), 121 states have call predecessors, (927), 120 states have return successors, (909), 887 states have call predecessors, (909), 909 states have call successors, (909) [2023-11-12 02:16:10,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-12 02:16:10,777 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:16:10,777 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:16:10,778 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:16:10,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:16:10,785 INFO L85 PathProgramCache]: Analyzing trace with hash -1565006841, now seen corresponding path program 1 times [2023-11-12 02:16:10,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:16:10,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824081854] [2023-11-12 02:16:10,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:16:10,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:16:11,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:11,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-12 02:16:12,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:12,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:12,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-12 02:16:12,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:12,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:12,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-12 02:16:12,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:12,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:12,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-12 02:16:12,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:12,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-12 02:16:12,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:12,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:12,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-12 02:16:12,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:12,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:12,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-12 02:16:12,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:12,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:12,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-12 02:16:12,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:12,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:12,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-12 02:16:12,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:12,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:12,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-12 02:16:12,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-12 02:16:12,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-12 02:16:12,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-12 02:16:12,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2023-11-12 02:16:12,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-12 02:16:12,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2023-11-12 02:16:12,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2023-11-12 02:16:12,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:12,989 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 644 trivial. 0 not checked. [2023-11-12 02:16:12,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:16:12,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824081854] [2023-11-12 02:16:12,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824081854] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:16:12,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:16:12,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-12 02:16:12,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565016922] [2023-11-12 02:16:12,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:16:13,000 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 02:16:13,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:16:13,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 02:16:13,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:16:13,046 INFO L87 Difference]: Start difference. First operand has 4126 states, 3077 states have (on average 1.4861878453038675) internal successors, (4573), 3172 states have internal predecessors, (4573), 927 states have call successors, (927), 121 states have call predecessors, (927), 120 states have return successors, (909), 887 states have call predecessors, (909), 909 states have call successors, (909) Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-12 02:16:21,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 02:16:23,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []