./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8491d2-eb4f-4b0d-9fe1-acffa5829761/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8491d2-eb4f-4b0d-9fe1-acffa5829761/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_7b8491d2-eb4f-4b0d-9fe1-acffa5829761/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8491d2-eb4f-4b0d-9fe1-acffa5829761/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8491d2-eb4f-4b0d-9fe1-acffa5829761/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_7b8491d2-eb4f-4b0d-9fe1-acffa5829761/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 209eb675960851982fc4368f14d1ba0202934f92c4fe60f38f28bc9e128aeee3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:41:42,917 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:41:43,010 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8491d2-eb4f-4b0d-9fe1-acffa5829761/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:41:43,025 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:41:43,025 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:41:43,076 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:41:43,077 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:41:43,078 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:41:43,079 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:41:43,085 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:41:43,086 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:41:43,086 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:41:43,087 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:41:43,089 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:41:43,090 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:41:43,090 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:41:43,091 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:41:43,091 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:41:43,092 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:41:43,092 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:41:43,093 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:41:43,093 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:41:43,094 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:41:43,095 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:41:43,095 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:41:43,096 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:41:43,097 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:41:43,097 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:41:43,098 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:41:43,098 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:41:43,099 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:41:43,100 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:41:43,100 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:41:43,100 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:41:43,101 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:41:43,101 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:41:43,101 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_7b8491d2-eb4f-4b0d-9fe1-acffa5829761/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8491d2-eb4f-4b0d-9fe1-acffa5829761/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 209eb675960851982fc4368f14d1ba0202934f92c4fe60f38f28bc9e128aeee3 [2023-11-19 07:41:43,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:41:43,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:41:43,400 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:41:43,401 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:41:43,402 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:41:43,404 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8491d2-eb4f-4b0d-9fe1-acffa5829761/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i [2023-11-19 07:41:46,625 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:41:47,400 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:41:47,401 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8491d2-eb4f-4b0d-9fe1-acffa5829761/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i [2023-11-19 07:41:47,480 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8491d2-eb4f-4b0d-9fe1-acffa5829761/bin/uautomizer-verify-uCwYo4JHxu/data/35031889c/01b05817463744238a32545a3ce6ae67/FLAG8cdb6f84d [2023-11-19 07:41:47,503 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8491d2-eb4f-4b0d-9fe1-acffa5829761/bin/uautomizer-verify-uCwYo4JHxu/data/35031889c/01b05817463744238a32545a3ce6ae67 [2023-11-19 07:41:47,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:41:47,511 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:41:47,517 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:41:47,518 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:41:47,524 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:41:47,525 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:41:47" (1/1) ... [2023-11-19 07:41:47,526 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79c642d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:47, skipping insertion in model container [2023-11-19 07:41:47,527 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:41:47" (1/1) ... [2023-11-19 07:41:47,774 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:41:51,204 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_7b8491d2-eb4f-4b0d-9fe1-acffa5829761/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[403525,403538] [2023-11-19 07:41:51,242 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:41:51,303 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:41:51,470 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"); [6720] [2023-11-19 07:41:51,472 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6727] [2023-11-19 07:41:51,474 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [6742-6743] [2023-11-19 07:41:51,475 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/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/e5e3e20/linux-drivers-clk1/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6772-6773] [2023-11-19 07:41:51,476 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"); [6778-6780] [2023-11-19 07:41:51,484 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; incl %0": "+m" (v->counter)); [6807] [2023-11-19 07:41:51,485 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6814] [2023-11-19 07:41:51,501 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)); [7000-7001] [2023-11-19 07:41:51,504 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)); [7034-7035] [2023-11-19 07:41:51,506 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" (115), "i" (12UL)); [7071-7072] [2023-11-19 07:41:51,778 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [13834] [2023-11-19 07:41:51,836 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_7b8491d2-eb4f-4b0d-9fe1-acffa5829761/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[403525,403538] [2023-11-19 07:41:51,845 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:41:52,040 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:41:52,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:52 WrapperNode [2023-11-19 07:41:52,041 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:41:52,043 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:41:52,043 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:41:52,043 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:41:52,051 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:52" (1/1) ... [2023-11-19 07:41:52,157 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:52" (1/1) ... [2023-11-19 07:41:52,460 INFO L138 Inliner]: procedures = 415, calls = 2564, calls flagged for inlining = 227, calls inlined = 221, statements flattened = 7138 [2023-11-19 07:41:52,461 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:41:52,462 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:41:52,462 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:41:52,462 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:41:52,472 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:52" (1/1) ... [2023-11-19 07:41:52,473 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:52" (1/1) ... [2023-11-19 07:41:52,538 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:52" (1/1) ... [2023-11-19 07:41:52,539 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:52" (1/1) ... [2023-11-19 07:41:52,775 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:52" (1/1) ... [2023-11-19 07:41:52,812 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:52" (1/1) ... [2023-11-19 07:41:52,855 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:52" (1/1) ... [2023-11-19 07:41:52,896 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:52" (1/1) ... [2023-11-19 07:41:52,944 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:41:52,946 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:41:52,946 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:41:52,946 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:41:52,947 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:52" (1/1) ... [2023-11-19 07:41:52,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:41:52,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8491d2-eb4f-4b0d-9fe1-acffa5829761/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:52,983 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8491d2-eb4f-4b0d-9fe1-acffa5829761/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:41:53,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b8491d2-eb4f-4b0d-9fe1-acffa5829761/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:41:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_per_engine_handler_adjust [2023-11-19 07:41:53,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_per_engine_handler_adjust [2023-11-19 07:41:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 07:41:53,032 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 07:41:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2023-11-19 07:41:53,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2023-11-19 07:41:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_core_destroy [2023-11-19 07:41:53,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_core_destroy [2023-11-19 07:41:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:41:53,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:41:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-19 07:41:53,033 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-19 07:41:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_watermark_intr_disable [2023-11-19 07:41:53,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_watermark_intr_disable [2023-11-19 07:41:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-19 07:41:53,034 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-19 07:41:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_completed_recv_next [2023-11-19 07:41:53,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_completed_recv_next [2023-11-19 07:41:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-19 07:41:53,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-19 07:41:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_completed_send_next [2023-11-19 07:41:53,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_completed_send_next [2023-11-19 07:41:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 07:41:53,038 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 07:41:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_ce_deinit [2023-11-19 07:41:53,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_ce_deinit [2023-11-19 07:41:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_start [2023-11-19 07:41:53,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_start [2023-11-19 07:41:53,040 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_resume [2023-11-19 07:41:53,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_resume [2023-11-19 07:41:53,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 07:41:53,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-19 07:41:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_read32 [2023-11-19 07:41:53,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_read32 [2023-11-19 07:41:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-19 07:41:53,041 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-19 07:41:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 07:41:53,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 07:41:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ath10k_pci_exit_13_2 [2023-11-19 07:41:53,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ath10k_pci_exit_13_2 [2023-11-19 07:41:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_dbg [2023-11-19 07:41:53,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_dbg [2023-11-19 07:41:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2023-11-19 07:41:53,042 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2023-11-19 07:41:53,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:41:53,043 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2023-11-19 07:41:53,043 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2023-11-19 07:41:53,043 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_write_mem [2023-11-19 07:41:53,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_write_mem [2023-11-19 07:41:53,043 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-19 07:41:53,044 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-19 07:41:53,044 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 07:41:53,044 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 07:41:53,044 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_base_address [2023-11-19 07:41:53,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_base_address [2023-11-19 07:41:53,044 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_write_access [2023-11-19 07:41:53,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_write_access [2023-11-19 07:41:53,045 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-11-19 07:41:53,045 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-11-19 07:41:53,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 07:41:53,046 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 07:41:53,047 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 07:41:53,047 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 07:41:53,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 07:41:53,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 07:41:53,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 07:41:53,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-19 07:41:53,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:41:53,049 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-19 07:41:53,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-19 07:41:53,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 07:41:53,050 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 07:41:53,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-19 07:41:53,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-19 07:41:53,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-19 07:41:53,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-19 07:41:53,051 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_wake [2023-11-19 07:41:53,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_wake [2023-11-19 07:41:53,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-19 07:41:53,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-19 07:41:53,051 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_copy_complete_intr_disable [2023-11-19 07:41:53,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_copy_complete_intr_disable [2023-11-19 07:41:53,052 INFO L130 BoogieDeclarations]: Found specification of procedure get_free_compl [2023-11-19 07:41:53,052 INFO L138 BoogieDeclarations]: Found implementation of procedure get_free_compl [2023-11-19 07:41:53,052 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_process_ce [2023-11-19 07:41:53,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_process_ce [2023-11-19 07:41:53,053 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_reg_read32 [2023-11-19 07:41:53,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_reg_read32 [2023-11-19 07:41:53,053 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-19 07:41:53,053 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-19 07:41:53,053 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-19 07:41:53,054 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-19 07:41:53,054 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 07:41:53,054 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 07:41:53,054 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_do_pci_wake [2023-11-19 07:41:53,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_do_pci_wake [2023-11-19 07:41:53,054 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_cleanup_ce [2023-11-19 07:41:53,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_cleanup_ce [2023-11-19 07:41:53,055 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_disable_interrupts [2023-11-19 07:41:53,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_disable_interrupts [2023-11-19 07:41:53,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:41:53,055 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_info [2023-11-19 07:41:53,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_info [2023-11-19 07:41:53,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-19 07:41:53,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-19 07:41:53,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-19 07:41:53,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-19 07:41:53,057 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_sleep [2023-11-19 07:41:53,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_sleep [2023-11-19 07:41:53,057 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-11-19 07:41:53,057 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-11-19 07:41:53,057 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-19 07:41:53,058 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-19 07:41:53,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:41:53,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 07:41:53,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 07:41:53,059 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 07:41:53,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 07:41:53,059 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_request_early_irq [2023-11-19 07:41:53,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_request_early_irq [2023-11-19 07:41:53,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:41:53,060 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2023-11-19 07:41:53,060 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2023-11-19 07:41:53,060 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:41:53,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:41:53,061 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_reg_write32 [2023-11-19 07:41:53,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_reg_write32 [2023-11-19 07:41:53,061 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 07:41:53,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 07:41:53,062 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2023-11-19 07:41:53,062 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2023-11-19 07:41:53,062 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_get_free_queue_number [2023-11-19 07:41:53,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_get_free_queue_number [2023-11-19 07:41:53,063 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_stop [2023-11-19 07:41:53,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_stop [2023-11-19 07:41:53,063 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_recv_buf_enqueue [2023-11-19 07:41:53,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_recv_buf_enqueue [2023-11-19 07:41:53,063 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_priv [2023-11-19 07:41:53,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_priv [2023-11-19 07:41:53,064 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 07:41:53,064 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 07:41:53,064 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-19 07:41:53,064 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-19 07:41:53,065 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_deinit [2023-11-19 07:41:53,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_deinit [2023-11-19 07:41:53,070 INFO L130 BoogieDeclarations]: Found specification of procedure __roundup_pow_of_two [2023-11-19 07:41:53,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __roundup_pow_of_two [2023-11-19 07:41:53,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:41:53,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:41:53,071 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_rx_pipe_cleanup [2023-11-19 07:41:53,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_rx_pipe_cleanup [2023-11-19 07:41:53,072 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_revoke_recv_next [2023-11-19 07:41:53,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_revoke_recv_next [2023-11-19 07:41:53,073 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_read_access [2023-11-19 07:41:53,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_read_access [2023-11-19 07:41:53,079 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-11-19 07:41:53,079 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-11-19 07:41:53,079 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_stop_ce [2023-11-19 07:41:53,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_stop_ce [2023-11-19 07:41:53,079 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_device_reset [2023-11-19 07:41:53,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_device_reset [2023-11-19 07:41:53,079 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-19 07:41:53,080 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-19 07:41:53,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 07:41:53,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 07:41:53,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:41:53,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:41:53,080 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_post_rx_pipe [2023-11-19 07:41:53,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_post_rx_pipe [2023-11-19 07:41:53,081 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_free_irq [2023-11-19 07:41:53,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_free_irq [2023-11-19 07:41:53,081 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-19 07:41:53,081 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-19 07:41:53,081 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2023-11-19 07:41:53,081 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2023-11-19 07:41:53,082 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_power_down [2023-11-19 07:41:53,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_power_down [2023-11-19 07:41:53,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-19 07:41:53,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-19 07:41:53,082 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_per_engine_service [2023-11-19 07:41:53,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_per_engine_service [2023-11-19 07:41:53,082 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-19 07:41:53,082 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-19 07:41:53,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 07:41:53,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 07:41:53,083 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_send [2023-11-19 07:41:53,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_send [2023-11-19 07:41:53,083 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_suspend [2023-11-19 07:41:53,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_suspend [2023-11-19 07:41:53,083 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-19 07:41:53,084 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-19 07:41:53,084 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2023-11-19 07:41:53,084 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2023-11-19 07:41:53,084 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-19 07:41:53,084 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-19 07:41:53,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:41:53,084 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 07:41:53,084 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 07:41:53,085 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_src_ring_read_index_get [2023-11-19 07:41:53,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_src_ring_read_index_get [2023-11-19 07:41:53,085 INFO L130 BoogieDeclarations]: Found specification of procedure ATH10K_SKB_CB [2023-11-19 07:41:53,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ATH10K_SKB_CB [2023-11-19 07:41:53,085 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_free_early_irq [2023-11-19 07:41:53,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_free_early_irq [2023-11-19 07:41:53,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:41:53,085 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-11-19 07:41:53,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-11-19 07:41:53,086 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_do_pci_sleep [2023-11-19 07:41:53,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_do_pci_sleep [2023-11-19 07:41:53,086 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_kill_tasklet [2023-11-19 07:41:53,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_kill_tasklet [2023-11-19 07:41:53,086 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_remove [2023-11-19 07:41:53,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_remove [2023-11-19 07:41:53,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:41:53,087 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_err [2023-11-19 07:41:53,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_err [2023-11-19 07:41:53,087 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-19 07:41:53,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-19 07:41:53,087 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_disable_and_clear_legacy_irq [2023-11-19 07:41:53,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_disable_and_clear_legacy_irq [2023-11-19 07:41:53,088 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 07:41:53,088 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 07:41:53,088 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-19 07:41:53,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-19 07:41:53,088 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_irq_pending [2023-11-19 07:41:53,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_irq_pending [2023-11-19 07:41:53,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-11-19 07:41:53,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-11-19 07:41:53,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-19 07:41:53,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-19 07:41:53,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-19 07:41:53,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-19 07:41:53,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 07:41:53,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 07:41:53,089 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2023-11-19 07:41:53,090 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2023-11-19 07:41:53,090 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-19 07:41:53,090 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-19 07:41:53,090 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_write32 [2023-11-19 07:41:53,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_write32 [2023-11-19 07:41:53,090 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_map_service_to_pipe [2023-11-19 07:41:53,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_map_service_to_pipe [2023-11-19 07:41:53,091 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msi_block [2023-11-19 07:41:53,091 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msi_block [2023-11-19 07:41:53,091 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 07:41:53,091 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 07:41:53,091 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 07:41:53,091 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 07:41:53,091 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_warn [2023-11-19 07:41:53,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_warn [2023-11-19 07:41:53,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:41:53,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_6 [2023-11-19 07:41:53,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_6 [2023-11-19 07:41:53,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:41:53,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:41:53,092 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-19 07:41:53,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-19 07:41:53,093 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-19 07:41:53,093 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-19 07:41:53,093 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_dbg_dump [2023-11-19 07:41:53,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_dbg_dump [2023-11-19 07:41:53,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2023-11-19 07:41:53,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2023-11-19 07:41:53,093 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_power_up [2023-11-19 07:41:53,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_power_up [2023-11-19 07:41:53,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-19 07:41:53,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-19 07:41:53,094 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_deinit_irq [2023-11-19 07:41:53,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_deinit_irq [2023-11-19 07:41:53,094 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_master [2023-11-19 07:41:53,094 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_master [2023-11-19 07:41:53,095 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-19 07:41:53,099 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-19 07:41:53,099 INFO L130 BoogieDeclarations]: Found specification of procedure host_interest_item_address [2023-11-19 07:41:53,100 INFO L138 BoogieDeclarations]: Found implementation of procedure host_interest_item_address [2023-11-19 07:41:53,100 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_read_mem [2023-11-19 07:41:53,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_read_mem [2023-11-19 07:41:53,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2023-11-19 07:41:53,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2023-11-19 07:41:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2023-11-19 07:41:53,151 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2023-11-19 07:41:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_cancel_send_next [2023-11-19 07:41:53,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_cancel_send_next [2023-11-19 07:41:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:41:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 07:41:53,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 07:41:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_engine_int_status_clear [2023-11-19 07:41:53,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_engine_int_status_clear [2023-11-19 07:41:54,203 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:41:54,209 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:41:54,477 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:42:01,429 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-19 07:42:01,755 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:42:01,794 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:42:01,794 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 07:42:01,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:42:01 BoogieIcfgContainer [2023-11-19 07:42:01,812 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:42:01,816 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:42:01,816 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:42:01,819 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:42:01,820 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:41:47" (1/3) ... [2023-11-19 07:42:01,822 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f5c3f6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:42:01, skipping insertion in model container [2023-11-19 07:42:01,822 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:52" (2/3) ... [2023-11-19 07:42:01,822 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f5c3f6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:42:01, skipping insertion in model container [2023-11-19 07:42:01,822 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:42:01" (3/3) ... [2023-11-19 07:42:01,826 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i [2023-11-19 07:42:01,848 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:42:01,848 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:42:02,056 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:42:02,064 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;@31268e43, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:42:02,065 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:42:02,106 INFO L276 IsEmpty]: Start isEmpty. Operand has 2776 states, 1849 states have (on average 1.2952947539210384) internal successors, (2395), 1900 states have internal predecessors, (2395), 795 states have call successors, (795), 136 states have call predecessors, (795), 135 states have return successors, (786), 779 states have call predecessors, (786), 786 states have call successors, (786) [2023-11-19 07:42:02,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-19 07:42:02,156 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:42:02,157 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:42:02,158 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:42:02,163 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:42:02,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1658967019, now seen corresponding path program 1 times [2023-11-19 07:42:02,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:42:02,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559047259] [2023-11-19 07:42:02,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:42:02,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:42:02,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 07:42:03,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:03,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 07:42:03,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:03,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-19 07:42:03,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:03,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 07:42:03,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-19 07:42:03,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:03,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-19 07:42:03,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:03,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-19 07:42:03,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:03,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:42:03,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:03,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-19 07:42:03,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:03,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-19 07:42:03,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:03,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-19 07:42:03,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:03,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-19 07:42:03,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:03,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-19 07:42:03,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:03,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:03,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-19 07:42:03,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:04,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:04,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:04,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-19 07:42:04,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:04,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:04,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:04,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-11-19 07:42:04,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:04,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-19 07:42:04,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:04,098 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 07:42:04,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:42:04,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559047259] [2023-11-19 07:42:04,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559047259] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:42:04,102 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:42:04,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:42:04,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981338618] [2023-11-19 07:42:04,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:42:04,112 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:42:04,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:42:04,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:42:04,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:42:04,157 INFO L87 Difference]: Start difference. First operand has 2776 states, 1849 states have (on average 1.2952947539210384) internal successors, (2395), 1900 states have internal predecessors, (2395), 795 states have call successors, (795), 136 states have call predecessors, (795), 135 states have return successors, (786), 779 states have call predecessors, (786), 786 states have call successors, (786) Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2023-11-19 07:42:16,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:42:16,180 INFO L93 Difference]: Finished difference Result 8824 states and 12932 transitions. [2023-11-19 07:42:16,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:42:16,185 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 192 [2023-11-19 07:42:16,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:42:16,290 INFO L225 Difference]: With dead ends: 8824 [2023-11-19 07:42:16,290 INFO L226 Difference]: Without dead ends: 6067 [2023-11-19 07:42:16,329 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:42:16,333 INFO L413 NwaCegarLoop]: 2640 mSDtfsCounter, 5542 mSDsluCounter, 3698 mSDsCounter, 0 mSdLazyCounter, 3694 mSolverCounterSat, 2564 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6302 SdHoareTripleChecker+Valid, 6338 SdHoareTripleChecker+Invalid, 6258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2564 IncrementalHoareTripleChecker+Valid, 3694 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:42:16,334 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6302 Valid, 6338 Invalid, 6258 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2564 Valid, 3694 Invalid, 0 Unknown, 0 Unchecked, 11.0s Time] [2023-11-19 07:42:16,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6067 states. [2023-11-19 07:42:16,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6067 to 5389. [2023-11-19 07:42:16,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5389 states, 3593 states have (on average 1.287503478986919) internal successors, (4626), 3683 states have internal predecessors, (4626), 1528 states have call successors, (1528), 268 states have call predecessors, (1528), 267 states have return successors, (1525), 1511 states have call predecessors, (1525), 1525 states have call successors, (1525) [2023-11-19 07:42:16,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5389 states to 5389 states and 7679 transitions. [2023-11-19 07:42:16,876 INFO L78 Accepts]: Start accepts. Automaton has 5389 states and 7679 transitions. Word has length 192 [2023-11-19 07:42:16,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:42:16,878 INFO L495 AbstractCegarLoop]: Abstraction has 5389 states and 7679 transitions. [2023-11-19 07:42:16,878 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2023-11-19 07:42:16,879 INFO L276 IsEmpty]: Start isEmpty. Operand 5389 states and 7679 transitions. [2023-11-19 07:42:16,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2023-11-19 07:42:16,894 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:42:16,894 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 15, 15, 15, 15, 15, 15, 4, 4, 4, 2, 2, 2, 2, 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] [2023-11-19 07:42:16,895 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:42:16,895 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:42:16,895 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:42:16,896 INFO L85 PathProgramCache]: Analyzing trace with hash 1669154203, now seen corresponding path program 1 times [2023-11-19 07:42:16,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:42:16,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377727925] [2023-11-19 07:42:16,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:42:16,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:42:17,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 07:42:17,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:17,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 07:42:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:17,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-19 07:42:17,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:17,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 07:42:17,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:17,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-19 07:42:17,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:17,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-19 07:42:17,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:17,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-19 07:42:17,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:17,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:42:17,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-19 07:42:17,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:17,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-19 07:42:17,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:17,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-19 07:42:17,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:17,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-19 07:42:17,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:17,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-19 07:42:17,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:17,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-19 07:42:17,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:17,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-19 07:42:17,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:17,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-11-19 07:42:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-11-19 07:42:17,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-19 07:42:17,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-19 07:42:17,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2023-11-19 07:42:17,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:42:17,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-19 07:42:17,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-19 07:42:17,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-19 07:42:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:17,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1177 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1167 trivial. 0 not checked. [2023-11-19 07:42:17,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:42:17,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377727925] [2023-11-19 07:42:17,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377727925] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:42:17,831 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:42:17,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:42:17,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262683979] [2023-11-19 07:42:17,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:42:17,833 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:42:17,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:42:17,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:42:17,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:42:17,835 INFO L87 Difference]: Start difference. First operand 5389 states and 7679 transitions. Second operand has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25)