./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu --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 fe434f0112be26c4714543d386b3350bd2a9bdce09b4b83ffbdf4c55da2983b7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:02:02,464 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:02:02,578 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 08:02:02,587 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:02:02,588 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:02:02,629 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:02:02,630 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:02:02,630 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:02:02,631 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:02:02,636 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:02:02,637 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:02:02,638 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:02:02,638 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:02:02,640 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:02:02,641 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:02:02,641 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:02:02,641 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:02:02,642 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:02:02,642 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:02:02,643 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:02:02,643 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:02:02,644 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:02:02,645 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:02:02,645 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:02:02,646 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:02:02,646 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:02:02,647 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:02:02,647 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:02:02,648 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:02:02,648 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:02:02,650 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 08:02:02,650 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:02:02,650 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:02:02,650 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:02:02,651 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:02:02,651 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:02:02,651 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_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe434f0112be26c4714543d386b3350bd2a9bdce09b4b83ffbdf4c55da2983b7 [2023-11-19 08:02:02,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:02:02,989 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:02:02,991 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:02:02,993 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:02:02,994 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:02:02,995 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-19 08:02:06,074 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:02:06,823 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:02:06,824 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-19 08:02:06,879 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/data/00cd6e771/9a1768cd11a446c3a2dbac1251188071/FLAG4e1950e88 [2023-11-19 08:02:06,893 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/data/00cd6e771/9a1768cd11a446c3a2dbac1251188071 [2023-11-19 08:02:06,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:02:06,897 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:02:06,899 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:02:06,899 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:02:06,914 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:02:06,915 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:02:06" (1/1) ... [2023-11-19 08:02:06,916 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6270a0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:06, skipping insertion in model container [2023-11-19 08:02:06,920 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:02:06" (1/1) ... [2023-11-19 08:02:07,098 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:02:10,230 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_e782409d-7935-43d4-80c6-b2ffc753bf8c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339084,339097] [2023-11-19 08:02:10,233 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_e782409d-7935-43d4-80c6-b2ffc753bf8c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339229,339242] [2023-11-19 08:02:10,275 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:02:10,344 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:02:10,473 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"); [5360] [2023-11-19 08:02:10,474 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)); [5367] [2023-11-19 08:02:10,475 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5374] [2023-11-19 08:02:10,477 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/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/dfaa16b/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5420-5421] [2023-11-19 08:02:10,478 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"); [5426-5428] [2023-11-19 08:02:10,479 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5476] [2023-11-19 08:02:10,480 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5479] [2023-11-19 08:02:10,480 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5482] [2023-11-19 08:02:10,481 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5485] [2023-11-19 08:02:10,485 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5583] [2023-11-19 08:02:10,486 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5591] [2023-11-19 08:02:10,486 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5621] [2023-11-19 08:02:10,487 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5629] [2023-11-19 08:02:10,487 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5636] [2023-11-19 08:02:10,488 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5644] [2023-11-19 08:02:10,503 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5712-5713] [2023-11-19 08:02:10,509 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5746-5747] [2023-11-19 08:02:10,846 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_e782409d-7935-43d4-80c6-b2ffc753bf8c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339084,339097] [2023-11-19 08:02:10,847 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_e782409d-7935-43d4-80c6-b2ffc753bf8c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339229,339242] [2023-11-19 08:02:10,852 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:02:11,094 WARN L675 CHandler]: The function __request_region is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 08:02:11,094 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 08:02:11,102 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:02:11,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:11 WrapperNode [2023-11-19 08:02:11,103 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:02:11,105 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:02:11,105 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:02:11,105 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:02:11,113 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:11" (1/1) ... [2023-11-19 08:02:11,249 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:11" (1/1) ... [2023-11-19 08:02:11,590 INFO L138 Inliner]: procedures = 430, calls = 2409, calls flagged for inlining = 196, calls inlined = 181, statements flattened = 6186 [2023-11-19 08:02:11,591 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:02:11,592 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:02:11,593 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:02:11,593 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:02:11,604 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:11" (1/1) ... [2023-11-19 08:02:11,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:11" (1/1) ... [2023-11-19 08:02:11,671 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:11" (1/1) ... [2023-11-19 08:02:11,674 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:11" (1/1) ... [2023-11-19 08:02:11,849 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:11" (1/1) ... [2023-11-19 08:02:11,892 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:11" (1/1) ... [2023-11-19 08:02:11,927 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:11" (1/1) ... [2023-11-19 08:02:11,957 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:11" (1/1) ... [2023-11-19 08:02:12,015 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:02:12,016 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:02:12,017 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:02:12,017 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:02:12,018 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:11" (1/1) ... [2023-11-19 08:02:12,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:02:12,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:12,053 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:12,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:02:12,104 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_resume [2023-11-19 08:02:12,104 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_resume [2023-11-19 08:02:12,104 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-19 08:02:12,105 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-19 08:02:12,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 08:02:12,105 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 08:02:12,106 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-19 08:02:12,107 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-19 08:02:12,107 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_write_reg [2023-11-19 08:02:12,107 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_write_reg [2023-11-19 08:02:12,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_86 [2023-11-19 08:02:12,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_86 [2023-11-19 08:02:12,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 08:02:12,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 08:02:12,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_3 [2023-11-19 08:02:12,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_3 [2023-11-19 08:02:12,112 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read8 [2023-11-19 08:02:12,113 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read8 [2023-11-19 08:02:12,113 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-19 08:02:12,113 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-19 08:02:12,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_tlan_priv [2023-11-19 08:02:12,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_tlan_priv [2023-11-19 08:02:12,114 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_read_and_clear_stats [2023-11-19 08:02:12,114 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_read_and_clear_stats [2023-11-19 08:02:12,114 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_sync [2023-11-19 08:02:12,114 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_sync [2023-11-19 08:02:12,114 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-19 08:02:12,115 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-19 08:02:12,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 08:02:12,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-19 08:02:12,115 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-19 08:02:12,115 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-19 08:02:12,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 08:02:12,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 08:02:12,116 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-19 08:02:12,116 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-19 08:02:12,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 08:02:12,116 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-19 08:02:12,117 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-19 08:02:12,117 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-19 08:02:12,117 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-19 08:02:12,117 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_lists [2023-11-19 08:02:12,117 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_lists [2023-11-19 08:02:12,117 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_close [2023-11-19 08:02:12,118 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_close [2023-11-19 08:02:12,118 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 08:02:12,118 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 08:02:12,119 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_print [2023-11-19 08:02:12,119 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_print [2023-11-19 08:02:12,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-19 08:02:12,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-19 08:02:12,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_tlan_priv [2023-11-19 08:02:12,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_tlan_priv [2023-11-19 08:02:12,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2023-11-19 08:02:12,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2023-11-19 08:02:12,122 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_probe1 [2023-11-19 08:02:12,122 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_probe1 [2023-11-19 08:02:12,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 08:02:12,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-19 08:02:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 08:02:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-19 08:02:12,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-19 08:02:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-19 08:02:12,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-19 08:02:12,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-19 08:02:12,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-19 08:02:12,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-19 08:02:12,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-19 08:02:12,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-19 08:02:12,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-19 08:02:12,125 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_timer [2023-11-19 08:02:12,125 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_timer [2023-11-19 08:02:12,125 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_timer [2023-11-19 08:02:12,126 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_timer [2023-11-19 08:02:12,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_3_2 [2023-11-19 08:02:12,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_3_2 [2023-11-19 08:02:12,126 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_stop [2023-11-19 08:02:12,127 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_stop [2023-11-19 08:02:12,127 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-19 08:02:12,127 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-19 08:02:12,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_88 [2023-11-19 08:02:12,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_88 [2023-11-19 08:02:12,127 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 08:02:12,128 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 08:02:12,128 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_remove_one [2023-11-19 08:02:12,128 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_remove_one [2023-11-19 08:02:12,128 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_get_skb [2023-11-19 08:02:12,128 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_get_skb [2023-11-19 08:02:12,129 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_byte [2023-11-19 08:02:12,129 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_byte [2023-11-19 08:02:12,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 08:02:12,129 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2023-11-19 08:02:12,129 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2023-11-19 08:02:12,129 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_poll [2023-11-19 08:02:12,130 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_poll [2023-11-19 08:02:12,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-19 08:02:12,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-19 08:02:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:02:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 08:02:12,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 08:02:12,131 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 08:02:12,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 08:02:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 08:02:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 08:02:12,133 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 08:02:12,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 08:02:12,133 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_free_lists [2023-11-19 08:02:12,134 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_free_lists [2023-11-19 08:02:12,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-19 08:02:12,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-19 08:02:12,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-19 08:02:12,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-19 08:02:12,134 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-19 08:02:12,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-19 08:02:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 08:02:12,135 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 08:02:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-19 08:02:12,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-19 08:02:12,135 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2023-11-19 08:02:12,136 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2023-11-19 08:02:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-19 08:02:12,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-19 08:02:12,136 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_store_skb [2023-11-19 08:02:12,137 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_store_skb [2023-11-19 08:02:12,137 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_tx_timeout [2023-11-19 08:02:12,137 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_tx_timeout [2023-11-19 08:02:12,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:02:12,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:02:12,138 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-11-19 08:02:12,139 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-11-19 08:02:12,139 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_up [2023-11-19 08:02:12,139 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_up [2023-11-19 08:02:12,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 08:02:12,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 08:02:12,141 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-19 08:02:12,144 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-19 08:02:12,145 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2023-11-19 08:02:12,145 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2023-11-19 08:02:12,145 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_handle_interrupt [2023-11-19 08:02:12,146 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_handle_interrupt [2023-11-19 08:02:12,146 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_start [2023-11-19 08:02:12,147 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_start [2023-11-19 08:02:12,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-19 08:02:12,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-19 08:02:12,154 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_finish_auto_neg [2023-11-19 08:02:12,154 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_finish_auto_neg [2023-11-19 08:02:12,155 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-19 08:02:12,155 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-19 08:02:12,155 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-19 08:02:12,155 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-19 08:02:12,155 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2023-11-19 08:02:12,155 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2023-11-19 08:02:12,156 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_start_link [2023-11-19 08:02:12,156 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_start_link [2023-11-19 08:02:12,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 08:02:12,156 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_multicast_list [2023-11-19 08:02:12,156 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_multicast_list [2023-11-19 08:02:12,156 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-19 08:02:12,157 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-19 08:02:12,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 08:02:12,157 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-19 08:02:12,157 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-19 08:02:12,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_8_2 [2023-11-19 08:02:12,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_8_2 [2023-11-19 08:02:12,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 08:02:12,158 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 08:02:12,158 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 08:02:12,158 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_print_list [2023-11-19 08:02:12,158 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_print_list [2023-11-19 08:02:12,159 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write16 [2023-11-19 08:02:12,159 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write16 [2023-11-19 08:02:12,159 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-19 08:02:12,159 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-19 08:02:12,159 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 08:02:12,159 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 08:02:12,159 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-19 08:02:12,160 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-19 08:02:12,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-19 08:02:12,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-19 08:02:12,160 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-19 08:02:12,160 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-19 08:02:12,160 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_finish_reset [2023-11-19 08:02:12,161 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_finish_reset [2023-11-19 08:02:12,161 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write32 [2023-11-19 08:02:12,161 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write32 [2023-11-19 08:02:12,161 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-19 08:02:12,161 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-19 08:02:12,161 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-19 08:02:12,162 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-19 08:02:12,162 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_mac [2023-11-19 08:02:12,162 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_mac [2023-11-19 08:02:12,162 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-19 08:02:12,162 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-19 08:02:12,162 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_start [2023-11-19 08:02:12,163 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_start [2023-11-19 08:02:12,163 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read32 [2023-11-19 08:02:12,163 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read32 [2023-11-19 08:02:12,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 08:02:12,163 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write8 [2023-11-19 08:02:12,163 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write8 [2023-11-19 08:02:12,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 08:02:12,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 08:02:12,164 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_down [2023-11-19 08:02:12,164 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_down [2023-11-19 08:02:12,164 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-19 08:02:12,164 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-19 08:02:12,164 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_adapter [2023-11-19 08:02:12,165 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_adapter [2023-11-19 08:02:12,165 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_send_data [2023-11-19 08:02:12,165 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_send_data [2023-11-19 08:02:12,165 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_reset [2023-11-19 08:02:12,165 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_reset [2023-11-19 08:02:12,165 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_read_reg [2023-11-19 08:02:12,165 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_read_reg [2023-11-19 08:02:12,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-19 08:02:12,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-19 08:02:12,166 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_open [2023-11-19 08:02:12,166 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_open [2023-11-19 08:02:12,166 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-19 08:02:12,166 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-19 08:02:12,167 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-19 08:02:12,167 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-19 08:02:12,167 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-19 08:02:12,167 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-19 08:02:12,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 08:02:12,167 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-19 08:02:12,168 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-19 08:02:12,168 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-19 08:02:12,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 08:02:12,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 08:02:12,168 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-19 08:02:12,168 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-19 08:02:12,168 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2023-11-19 08:02:12,169 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2023-11-19 08:02:13,117 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:02:13,121 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:02:14,449 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 08:02:18,385 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7038: SUMMARY for call tlan_eisa_probe_#t~ret365#1 := printk(48, 0); srcloc: null [2023-11-19 08:02:18,385 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6972: assume 1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296; [2023-11-19 08:02:18,385 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6972: assume !(1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296); [2023-11-19 08:02:18,386 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7038-1: assume -2147483648 <= tlan_eisa_probe_#t~ret365#1 && tlan_eisa_probe_#t~ret365#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret365#1; [2023-11-19 08:02:18,386 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6974: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-19 08:02:18,386 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6945: assume 0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616; [2023-11-19 08:02:18,386 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6945: assume !(0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616); [2023-11-19 08:02:18,386 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6979: assume 16 == ~debug~0; [2023-11-19 08:02:18,386 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6979: assume !(16 == ~debug~0); [2023-11-19 08:02:18,387 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7045: assume tlan_eisa_probe_~ioaddr~0#1 <= 36863; [2023-11-19 08:02:18,387 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7045: assume !(tlan_eisa_probe_~ioaddr~0#1 <= 36863); [2023-11-19 08:02:18,387 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6979-2: SUMMARY for call tlan_eisa_probe_#t~ret362#1 := inb((if (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-19 08:02:18,387 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6981-1: assume -2147483648 <= tlan_eisa_probe_#t~ret361#1 && tlan_eisa_probe_#t~ret361#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret361#1; [2023-11-19 08:02:18,387 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6981: SUMMARY for call tlan_eisa_probe_#t~ret361#1 := printk(46, 0); srcloc: null [2023-11-19 08:02:18,387 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6950: SUMMARY for call tlan_eisa_probe_#t~ret358#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-19 08:02:18,387 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_32#1: tlan_eisa_probe_~irq~0#1 := 9; [2023-11-19 08:02:18,388 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6950-1: tlan_eisa_probe_~tmp___2~2#1 := tlan_eisa_probe_#t~ret358#1;havoc tlan_eisa_probe_#t~ret358#1; [2023-11-19 08:02:18,388 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6952: assume 4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296; [2023-11-19 08:02:18,388 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6952: assume !(4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296); [2023-11-19 08:02:18,388 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6986: tlan_eisa_probe_~tmp___4~0#1 := tlan_eisa_probe_#t~ret362#1;havoc tlan_eisa_probe_#t~ret362#1; [2023-11-19 08:02:18,388 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6954: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-19 08:02:18,388 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-3: assume 0 != tlan_eisa_probe_#t~nondet349#1;havoc tlan_eisa_probe_#t~nondet349#1; [2023-11-19 08:02:18,388 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-3: assume !(0 != tlan_eisa_probe_#t~nondet349#1);havoc tlan_eisa_probe_#t~nondet349#1; [2023-11-19 08:02:18,389 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet349#1 := ~debug~0; [2023-11-19 08:02:18,389 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet349#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet349#1 <= 16;assume tlan_eisa_probe_#t~nondet349#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet349#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet349#1 >= -2147483648; [2023-11-19 08:02:18,389 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet352#1 := 0; [2023-11-19 08:02:18,389 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-5: assume !(0 == ~debug~0); [2023-11-19 08:02:18,389 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_64#1: tlan_eisa_probe_~irq~0#1 := 10; [2023-11-19 08:02:18,389 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6923-1: tlan_eisa_probe_~tmp~35#1 := tlan_eisa_probe_#t~ret350#1;havoc tlan_eisa_probe_#t~ret350#1; [2023-11-19 08:02:18,389 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6923: SUMMARY for call tlan_eisa_probe_#t~ret350#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-19 08:02:18,390 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6989: assume 16 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-19 08:02:18,390 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6989: assume !(16 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-19 08:02:18,390 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6924-1: assume -2147483648 <= tlan_eisa_probe_#t~ret351#1 && tlan_eisa_probe_#t~ret351#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret351#1; [2023-11-19 08:02:18,390 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6924: SUMMARY for call tlan_eisa_probe_#t~ret351#1 := printk(43, 0); srcloc: null [2023-11-19 08:02:18,390 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7024: assume -2147483648 <= tlan_eisa_probe_#t~ret363#1 && tlan_eisa_probe_#t~ret363#1 <= 2147483647;tlan_eisa_probe_~rc~2#1 := tlan_eisa_probe_#t~ret363#1;havoc tlan_eisa_probe_#t~ret363#1; [2023-11-19 08:02:18,390 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_ldv_43909#1: SUMMARY for call tlan_eisa_probe_#t~ret363#1 := tlan_probe1(0, 0, tlan_eisa_probe_~ioaddr~0#1, tlan_eisa_probe_~irq~0#1, 12, 0, 0); srcloc: null [2023-11-19 08:02:18,390 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6960-1: tlan_eisa_probe_~device_id~1#1 := tlan_eisa_probe_#t~ret359#1;havoc tlan_eisa_probe_#t~ret359#1; [2023-11-19 08:02:18,391 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6960: SUMMARY for call tlan_eisa_probe_#t~ret359#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-19 08:02:18,391 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6993: assume 32 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-19 08:02:18,391 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6993: assume !(32 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-19 08:02:18,391 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet352#1 := ~debug~0; [2023-11-19 08:02:18,391 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet352#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet352#1 <= 16;assume tlan_eisa_probe_#t~nondet352#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet352#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet352#1 >= -2147483648; [2023-11-19 08:02:18,391 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet355#1 := 0; [2023-11-19 08:02:18,391 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-5: assume !(0 == ~debug~0); [2023-11-19 08:02:18,392 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-3: assume 0 != tlan_eisa_probe_#t~nondet352#1;havoc tlan_eisa_probe_#t~nondet352#1; [2023-11-19 08:02:18,392 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-3: assume !(0 != tlan_eisa_probe_#t~nondet352#1);havoc tlan_eisa_probe_#t~nondet352#1; [2023-11-19 08:02:18,392 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume !(0 == ~debug~0); [2023-11-19 08:02:18,392 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet349#1 := 0; [2023-11-19 08:02:18,392 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6962: assume 8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296; [2023-11-19 08:02:18,392 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6962: assume !(8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296); [2023-11-19 08:02:18,392 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6930: SUMMARY for call tlan_eisa_probe_#t~ret353#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-19 08:02:18,392 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6930-1: tlan_eisa_probe_~tmp___0~12#1 := tlan_eisa_probe_#t~ret353#1;havoc tlan_eisa_probe_#t~ret353#1; [2023-11-19 08:02:18,393 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7030: SUMMARY for call tlan_eisa_probe_#t~ret364#1 := printk(47, 0); srcloc: null [2023-11-19 08:02:18,393 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6931-1: assume -2147483648 <= tlan_eisa_probe_#t~ret354#1 && tlan_eisa_probe_#t~ret354#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret354#1; [2023-11-19 08:02:18,393 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6931: SUMMARY for call tlan_eisa_probe_#t~ret354#1 := printk(44, 0); srcloc: null [2023-11-19 08:02:18,393 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6964: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-19 08:02:18,393 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6997: assume 64 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-19 08:02:18,393 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6997: assume !(64 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-19 08:02:18,393 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7030-1: assume -2147483648 <= tlan_eisa_probe_#t~ret364#1 && tlan_eisa_probe_#t~ret364#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret364#1; [2023-11-19 08:02:18,393 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_16#1: tlan_eisa_probe_~irq~0#1 := 5; [2023-11-19 08:02:18,394 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_128#1: tlan_eisa_probe_~irq~0#1 := 11; [2023-11-19 08:02:18,394 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet355#1 := ~debug~0; [2023-11-19 08:02:18,394 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet355#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet355#1 <= 16;assume tlan_eisa_probe_#t~nondet355#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet355#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet355#1 >= -2147483648; [2023-11-19 08:02:18,394 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7001: assume 128 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-19 08:02:18,394 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7001: assume !(128 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-19 08:02:18,394 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-5: call tlan_eisa_probe_#t~ret357#1.base, tlan_eisa_probe_#t~ret357#1.offset := __request_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16, ~#tlan_signature~0.base, ~#tlan_signature~0.offset, 0);tlan_eisa_probe_~tmp___1~5#1.base, tlan_eisa_probe_~tmp___1~5#1.offset := tlan_eisa_probe_#t~ret357#1.base, tlan_eisa_probe_#t~ret357#1.offset;havoc tlan_eisa_probe_#t~ret357#1.base, tlan_eisa_probe_#t~ret357#1.offset; [2023-11-19 08:02:18,394 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-3: assume 0 != tlan_eisa_probe_#t~nondet355#1;havoc tlan_eisa_probe_#t~nondet355#1; [2023-11-19 08:02:18,395 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-3: assume !(0 != tlan_eisa_probe_#t~nondet355#1);havoc tlan_eisa_probe_#t~nondet355#1; [2023-11-19 08:02:18,395 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6970: SUMMARY for call tlan_eisa_probe_#t~ret360#1 := inb((if (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-19 08:02:18,395 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7036-1: tlan_eisa_probe_~ioaddr~0#1 := 4096 + tlan_eisa_probe_~ioaddr~0#1; [2023-11-19 08:02:18,395 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937-1: assume -2147483648 <= tlan_eisa_probe_#t~ret356#1 && tlan_eisa_probe_#t~ret356#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret356#1; [2023-11-19 08:02:18,395 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937: SUMMARY for call tlan_eisa_probe_#t~ret356#1 := printk(45, 0); srcloc: null [2023-11-19 08:02:18,395 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6970-1: tlan_eisa_probe_~tmp___3~1#1 := tlan_eisa_probe_#t~ret360#1;havoc tlan_eisa_probe_#t~ret360#1; [2023-11-19 08:02:18,396 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##113: assume !(16 == ~debug~0); [2023-11-19 08:02:18,396 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##113: assume 16 == ~debug~0; [2023-11-19 08:02:18,396 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##116: assume !(16 == ~debug~0); [2023-11-19 08:02:18,396 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##116: assume 16 == ~debug~0; [2023-11-19 08:02:18,638 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:02:18,680 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:02:18,680 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 08:02:18,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:02:18 BoogieIcfgContainer [2023-11-19 08:02:18,699 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:02:18,702 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:02:18,702 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:02:18,705 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:02:18,706 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:02:06" (1/3) ... [2023-11-19 08:02:18,706 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b4788e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:02:18, skipping insertion in model container [2023-11-19 08:02:18,707 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:11" (2/3) ... [2023-11-19 08:02:18,708 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b4788e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:02:18, skipping insertion in model container [2023-11-19 08:02:18,708 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:02:18" (3/3) ... [2023-11-19 08:02:18,710 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-19 08:02:18,732 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:02:18,733 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 08:02:18,866 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:02:18,873 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;@5a776361, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:02:18,873 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 08:02:18,888 INFO L276 IsEmpty]: Start isEmpty. Operand has 2556 states, 1772 states have (on average 1.3713318284424378) internal successors, (2430), 1821 states have internal predecessors, (2430), 673 states have call successors, (673), 110 states have call predecessors, (673), 109 states have return successors, (669), 654 states have call predecessors, (669), 669 states have call successors, (669) [2023-11-19 08:02:18,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-19 08:02:18,921 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:02:18,922 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:02:18,923 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:02:18,928 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:02:18,929 INFO L85 PathProgramCache]: Analyzing trace with hash -1324371398, now seen corresponding path program 1 times [2023-11-19 08:02:18,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:02:18,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782544328] [2023-11-19 08:02:18,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:02:18,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:02:19,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 08:02:20,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-19 08:02:20,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 08:02:20,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-19 08:02:20,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:20,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:02:20,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 08:02:20,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-19 08:02:20,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:20,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:02:20,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 08:02:20,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 08:02:20,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:20,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:02:20,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 08:02:20,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-19 08:02:20,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-19 08:02:20,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 08:02:20,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:20,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-19 08:02:20,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-19 08:02:20,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-19 08:02:20,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-19 08:02:20,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:20,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-19 08:02:20,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-19 08:02:20,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:20,566 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2023-11-19 08:02:20,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:02:20,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782544328] [2023-11-19 08:02:20,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782544328] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:02:20,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:02:20,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 08:02:20,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348174816] [2023-11-19 08:02:20,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:02:20,575 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 08:02:20,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:02:20,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 08:02:20,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-19 08:02:20,615 INFO L87 Difference]: Start difference. First operand has 2556 states, 1772 states have (on average 1.3713318284424378) internal successors, (2430), 1821 states have internal predecessors, (2430), 673 states have call successors, (673), 110 states have call predecessors, (673), 109 states have return successors, (669), 654 states have call predecessors, (669), 669 states have call successors, (669) Second operand has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (25), 5 states have call predecessors, (25), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-19 08:02:33,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:02:33,165 INFO L93 Difference]: Finished difference Result 5627 states and 8585 transitions. [2023-11-19 08:02:33,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 08:02:33,168 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (25), 5 states have call predecessors, (25), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 180 [2023-11-19 08:02:33,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:02:33,237 INFO L225 Difference]: With dead ends: 5627 [2023-11-19 08:02:33,237 INFO L226 Difference]: Without dead ends: 3005 [2023-11-19 08:02:33,275 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2023-11-19 08:02:33,279 INFO L413 NwaCegarLoop]: 2063 mSDtfsCounter, 4022 mSDsluCounter, 4026 mSDsCounter, 0 mSdLazyCounter, 5516 mSolverCounterSat, 2896 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4374 SdHoareTripleChecker+Valid, 6089 SdHoareTripleChecker+Invalid, 8412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2896 IncrementalHoareTripleChecker+Valid, 5516 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.5s IncrementalHoareTripleChecker+Time [2023-11-19 08:02:33,280 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4374 Valid, 6089 Invalid, 8412 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2896 Valid, 5516 Invalid, 0 Unknown, 0 Unchecked, 11.5s Time] [2023-11-19 08:02:33,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3005 states. [2023-11-19 08:02:33,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3005 to 2453. [2023-11-19 08:02:33,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2453 states, 1714 states have (on average 1.3430571761960326) internal successors, (2302), 1760 states have internal predecessors, (2302), 633 states have call successors, (633), 105 states have call predecessors, (633), 105 states have return successors, (633), 618 states have call predecessors, (633), 633 states have call successors, (633) [2023-11-19 08:02:33,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 2453 states and 3568 transitions. [2023-11-19 08:02:33,732 INFO L78 Accepts]: Start accepts. Automaton has 2453 states and 3568 transitions. Word has length 180 [2023-11-19 08:02:33,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:02:33,734 INFO L495 AbstractCegarLoop]: Abstraction has 2453 states and 3568 transitions. [2023-11-19 08:02:33,734 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (25), 5 states have call predecessors, (25), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-19 08:02:33,734 INFO L276 IsEmpty]: Start isEmpty. Operand 2453 states and 3568 transitions. [2023-11-19 08:02:33,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-19 08:02:33,748 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:02:33,748 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:02:33,749 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 08:02:33,749 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:02:33,749 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:02:33,750 INFO L85 PathProgramCache]: Analyzing trace with hash 749304123, now seen corresponding path program 1 times [2023-11-19 08:02:33,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:02:33,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271036337] [2023-11-19 08:02:33,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:02:33,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:02:33,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 08:02:34,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-19 08:02:34,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 08:02:34,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-19 08:02:34,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:34,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:02:34,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 08:02:34,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-19 08:02:34,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:34,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:02:34,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 08:02:34,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 08:02:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:02:34,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 08:02:34,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-19 08:02:34,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-19 08:02:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 08:02:34,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:34,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-19 08:02:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-19 08:02:34,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-19 08:02:34,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-19 08:02:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:34,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-19 08:02:34,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-19 08:02:34,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-19 08:02:34,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2023-11-19 08:02:34,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:34,887 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2023-11-19 08:02:34,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:02:34,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271036337] [2023-11-19 08:02:34,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271036337] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 08:02:34,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [562132803] [2023-11-19 08:02:34,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:02:34,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:02:34,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:34,892 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:02:34,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 08:02:36,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:36,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 3045 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 08:02:36,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:02:36,385 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2023-11-19 08:02:36,386 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:02:36,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [562132803] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:02:36,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 08:02:36,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2023-11-19 08:02:36,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626418860] [2023-11-19 08:02:36,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:02:36,389 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 08:02:36,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:02:36,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:02:36,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-11-19 08:02:36,392 INFO L87 Difference]: Start difference. First operand 2453 states and 3568 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 2 states have internal predecessors, (93), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-19 08:02:36,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:02:36,709 INFO L93 Difference]: Finished difference Result 4881 states and 7120 transitions. [2023-11-19 08:02:36,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:02:36,710 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 2 states have internal predecessors, (93), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) Word has length 202 [2023-11-19 08:02:36,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:02:36,741 INFO L225 Difference]: With dead ends: 4881 [2023-11-19 08:02:36,741 INFO L226 Difference]: Without dead ends: 2453 [2023-11-19 08:02:36,765 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 256 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-11-19 08:02:36,766 INFO L413 NwaCegarLoop]: 3564 mSDtfsCounter, 3429 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3429 SdHoareTripleChecker+Valid, 3564 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 08:02:36,767 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3429 Valid, 3564 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:02:36,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2453 states. [2023-11-19 08:02:37,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2453 to 2453. [2023-11-19 08:02:37,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2453 states, 1714 states have (on average 1.3424737456242708) internal successors, (2301), 1760 states have internal predecessors, (2301), 633 states have call successors, (633), 105 states have call predecessors, (633), 105 states have return successors, (633), 618 states have call predecessors, (633), 633 states have call successors, (633) [2023-11-19 08:02:37,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 2453 states and 3567 transitions. [2023-11-19 08:02:37,121 INFO L78 Accepts]: Start accepts. Automaton has 2453 states and 3567 transitions. Word has length 202 [2023-11-19 08:02:37,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:02:37,123 INFO L495 AbstractCegarLoop]: Abstraction has 2453 states and 3567 transitions. [2023-11-19 08:02:37,123 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 2 states have internal predecessors, (93), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-19 08:02:37,123 INFO L276 IsEmpty]: Start isEmpty. Operand 2453 states and 3567 transitions. [2023-11-19 08:02:37,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-11-19 08:02:37,130 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:02:37,131 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:02:37,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:37,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:02:37,344 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:02:37,344 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:02:37,345 INFO L85 PathProgramCache]: Analyzing trace with hash -542147860, now seen corresponding path program 1 times [2023-11-19 08:02:37,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:02:37,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329292577] [2023-11-19 08:02:37,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:02:37,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:02:37,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:37,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 08:02:37,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:37,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-19 08:02:37,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:37,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 08:02:37,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:37,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-19 08:02:37,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:37,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:37,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:37,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:02:37,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:37,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 08:02:37,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:37,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-19 08:02:37,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:37,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:37,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:37,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:02:37,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:37,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 08:02:37,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:38,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 08:02:38,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:38,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:38,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:38,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:02:38,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:38,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 08:02:38,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:38,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-19 08:02:38,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:38,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-19 08:02:38,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:38,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 08:02:38,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:38,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:38,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:38,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-19 08:02:38,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:38,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-19 08:02:38,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:38,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-19 08:02:38,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:38,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2023-11-19 08:02:38,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:38,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:38,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:38,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-19 08:02:38,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:38,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-19 08:02:38,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:38,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-19 08:02:38,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:38,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2023-11-19 08:02:38,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:38,244 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2023-11-19 08:02:38,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:02:38,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329292577] [2023-11-19 08:02:38,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329292577] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 08:02:38,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1812500024] [2023-11-19 08:02:38,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:02:38,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:02:38,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:38,249 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:02:38,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 08:02:39,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:39,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 3024 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 08:02:39,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:02:39,763 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2023-11-19 08:02:39,763 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:02:39,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1812500024] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:02:39,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 08:02:39,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2023-11-19 08:02:39,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703909849] [2023-11-19 08:02:39,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:02:39,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 08:02:39,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:02:39,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:02:39,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-11-19 08:02:39,769 INFO L87 Difference]: Start difference. First operand 2453 states and 3567 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 2 states have internal predecessors, (92), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-19 08:02:40,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:02:40,124 INFO L93 Difference]: Finished difference Result 4881 states and 7118 transitions. [2023-11-19 08:02:40,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:02:40,124 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 2 states have internal predecessors, (92), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) Word has length 201 [2023-11-19 08:02:40,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:02:40,152 INFO L225 Difference]: With dead ends: 4881 [2023-11-19 08:02:40,152 INFO L226 Difference]: Without dead ends: 2453 [2023-11-19 08:02:40,174 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 255 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-11-19 08:02:40,180 INFO L413 NwaCegarLoop]: 3563 mSDtfsCounter, 3429 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3429 SdHoareTripleChecker+Valid, 3563 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 08:02:40,181 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3429 Valid, 3563 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:02:40,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2453 states. [2023-11-19 08:02:40,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2453 to 2453. [2023-11-19 08:02:40,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2453 states, 1714 states have (on average 1.3418903150525088) internal successors, (2300), 1760 states have internal predecessors, (2300), 633 states have call successors, (633), 105 states have call predecessors, (633), 105 states have return successors, (633), 618 states have call predecessors, (633), 633 states have call successors, (633) [2023-11-19 08:02:40,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 2453 states and 3566 transitions. [2023-11-19 08:02:40,435 INFO L78 Accepts]: Start accepts. Automaton has 2453 states and 3566 transitions. Word has length 201 [2023-11-19 08:02:40,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:02:40,437 INFO L495 AbstractCegarLoop]: Abstraction has 2453 states and 3566 transitions. [2023-11-19 08:02:40,437 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 2 states have internal predecessors, (92), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-19 08:02:40,437 INFO L276 IsEmpty]: Start isEmpty. Operand 2453 states and 3566 transitions. [2023-11-19 08:02:40,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-19 08:02:40,443 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:02:40,444 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:02:40,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:40,657 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:02:40,658 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:02:40,658 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:02:40,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1038749739, now seen corresponding path program 1 times [2023-11-19 08:02:40,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:02:40,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463288959] [2023-11-19 08:02:40,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:02:40,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:02:40,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 08:02:41,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-19 08:02:41,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 08:02:41,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-19 08:02:41,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:41,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:02:41,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 08:02:41,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-19 08:02:41,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:02:41,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 08:02:41,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 08:02:41,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:41,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:02:41,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 08:02:41,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-19 08:02:41,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-19 08:02:41,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 08:02:41,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:41,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-19 08:02:41,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-19 08:02:41,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-19 08:02:41,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2023-11-19 08:02:41,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:41,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-19 08:02:41,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-19 08:02:41,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-19 08:02:41,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2023-11-19 08:02:41,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:41,518 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2023-11-19 08:02:41,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:02:41,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463288959] [2023-11-19 08:02:41,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463288959] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 08:02:41,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1238304426] [2023-11-19 08:02:41,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:02:41,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:02:41,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:41,521 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:02:41,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-19 08:02:42,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:42,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 3025 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 08:02:42,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:02:43,113 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2023-11-19 08:02:43,113 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:02:43,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1238304426] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:02:43,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 08:02:43,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2023-11-19 08:02:43,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919268606] [2023-11-19 08:02:43,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:02:43,115 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 08:02:43,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:02:43,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:02:43,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-11-19 08:02:43,116 INFO L87 Difference]: Start difference. First operand 2453 states and 3566 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 2 states have internal predecessors, (93), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-19 08:02:43,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:02:43,402 INFO L93 Difference]: Finished difference Result 4881 states and 7116 transitions. [2023-11-19 08:02:43,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:02:43,403 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 2 states have internal predecessors, (93), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) Word has length 202 [2023-11-19 08:02:43,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:02:43,431 INFO L225 Difference]: With dead ends: 4881 [2023-11-19 08:02:43,431 INFO L226 Difference]: Without dead ends: 2453 [2023-11-19 08:02:43,452 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 256 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-11-19 08:02:43,455 INFO L413 NwaCegarLoop]: 3562 mSDtfsCounter, 3427 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3427 SdHoareTripleChecker+Valid, 3562 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 08:02:43,456 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3427 Valid, 3562 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:02:43,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2453 states. [2023-11-19 08:02:43,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2453 to 2453. [2023-11-19 08:02:43,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2453 states, 1714 states have (on average 1.3413068844807468) internal successors, (2299), 1760 states have internal predecessors, (2299), 633 states have call successors, (633), 105 states have call predecessors, (633), 105 states have return successors, (633), 618 states have call predecessors, (633), 633 states have call successors, (633) [2023-11-19 08:02:43,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 2453 states and 3565 transitions. [2023-11-19 08:02:43,701 INFO L78 Accepts]: Start accepts. Automaton has 2453 states and 3565 transitions. Word has length 202 [2023-11-19 08:02:43,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:02:43,702 INFO L495 AbstractCegarLoop]: Abstraction has 2453 states and 3565 transitions. [2023-11-19 08:02:43,702 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 2 states have internal predecessors, (93), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-19 08:02:43,702 INFO L276 IsEmpty]: Start isEmpty. Operand 2453 states and 3565 transitions. [2023-11-19 08:02:43,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-19 08:02:43,709 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:02:43,709 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:02:43,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:43,924 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:02:43,924 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:02:43,924 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:02:43,924 INFO L85 PathProgramCache]: Analyzing trace with hash 1315623174, now seen corresponding path program 1 times [2023-11-19 08:02:43,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:02:43,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262962120] [2023-11-19 08:02:43,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:02:43,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:02:44,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 08:02:44,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-19 08:02:44,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 08:02:44,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-19 08:02:44,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:44,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:02:44,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 08:02:44,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-19 08:02:44,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:44,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:02:44,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 08:02:44,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 08:02:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:02:44,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 08:02:44,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-19 08:02:44,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-19 08:02:44,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 08:02:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:44,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-19 08:02:44,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-19 08:02:44,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-19 08:02:44,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-19 08:02:44,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:44,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-19 08:02:44,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-19 08:02:44,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-19 08:02:44,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2023-11-19 08:02:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:44,748 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2023-11-19 08:02:44,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:02:44,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262962120] [2023-11-19 08:02:44,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [262962120] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 08:02:44,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [522995013] [2023-11-19 08:02:44,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:02:44,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:02:44,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:44,750 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:02:44,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 08:02:45,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:45,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 3048 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 08:02:45,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:02:46,221 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2023-11-19 08:02:46,221 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:02:46,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [522995013] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:02:46,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 08:02:46,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2023-11-19 08:02:46,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488262973] [2023-11-19 08:02:46,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:02:46,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 08:02:46,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:02:46,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:02:46,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-11-19 08:02:46,224 INFO L87 Difference]: Start difference. First operand 2453 states and 3565 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-19 08:02:46,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:02:46,497 INFO L93 Difference]: Finished difference Result 4881 states and 7114 transitions. [2023-11-19 08:02:46,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:02:46,498 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) Word has length 205 [2023-11-19 08:02:46,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:02:46,523 INFO L225 Difference]: With dead ends: 4881 [2023-11-19 08:02:46,524 INFO L226 Difference]: Without dead ends: 2453 [2023-11-19 08:02:46,542 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 259 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-11-19 08:02:46,543 INFO L413 NwaCegarLoop]: 3561 mSDtfsCounter, 3423 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3423 SdHoareTripleChecker+Valid, 3561 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 08:02:46,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3423 Valid, 3561 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:02:46,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2453 states. [2023-11-19 08:02:46,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2453 to 2453. [2023-11-19 08:02:46,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2453 states, 1714 states have (on average 1.3407234539089847) internal successors, (2298), 1760 states have internal predecessors, (2298), 633 states have call successors, (633), 105 states have call predecessors, (633), 105 states have return successors, (633), 618 states have call predecessors, (633), 633 states have call successors, (633) [2023-11-19 08:02:46,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 2453 states and 3564 transitions. [2023-11-19 08:02:46,900 INFO L78 Accepts]: Start accepts. Automaton has 2453 states and 3564 transitions. Word has length 205 [2023-11-19 08:02:46,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:02:46,901 INFO L495 AbstractCegarLoop]: Abstraction has 2453 states and 3564 transitions. [2023-11-19 08:02:46,902 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-19 08:02:46,902 INFO L276 IsEmpty]: Start isEmpty. Operand 2453 states and 3564 transitions. [2023-11-19 08:02:46,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-19 08:02:46,912 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:02:46,913 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:02:46,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:47,141 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e782409d-7935-43d4-80c6-b2ffc753bf8c/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:02:47,141 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:02:47,142 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:02:47,142 INFO L85 PathProgramCache]: Analyzing trace with hash -262494031, now seen corresponding path program 1 times [2023-11-19 08:02:47,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:02:47,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952707860] [2023-11-19 08:02:47,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:02:47,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:02:47,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 08:02:47,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-19 08:02:47,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 08:02:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-19 08:02:47,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:47,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:02:47,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 08:02:47,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-19 08:02:47,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:47,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:02:47,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 08:02:47,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 08:02:47,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:47,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:02:47,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 08:02:47,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-19 08:02:47,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-19 08:02:47,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 08:02:47,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-19 08:02:47,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-19 08:02:47,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-19 08:02:47,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2023-11-19 08:02:47,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:02:47,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:47,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-19 08:02:47,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat