./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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b6502c-352a-4aec-bf65-abc4f2a19ad8/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b6502c-352a-4aec-bf65-abc4f2a19ad8/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b6502c-352a-4aec-bf65-abc4f2a19ad8/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b6502c-352a-4aec-bf65-abc4f2a19ad8/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.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_25b6502c-352a-4aec-bf65-abc4f2a19ad8/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b6502c-352a-4aec-bf65-abc4f2a19ad8/bin/utaipan-verify-t7M7D8N6sZ --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 209eb675960851982fc4368f14d1ba0202934f92c4fe60f38f28bc9e128aeee3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:58:09,094 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:58:09,181 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b6502c-352a-4aec-bf65-abc4f2a19ad8/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 04:58:09,187 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:58:09,188 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:58:09,222 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:58:09,223 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:58:09,224 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:58:09,225 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:58:09,226 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:58:09,226 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:58:09,227 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:58:09,228 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:58:09,229 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:58:09,229 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:58:09,230 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:58:09,231 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:58:09,231 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:58:09,232 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:58:09,233 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:58:09,233 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:58:09,234 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:58:09,235 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:58:09,236 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:58:09,236 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:58:09,237 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:58:09,238 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:58:09,238 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:58:09,239 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:58:09,239 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:58:09,240 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:58:09,241 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:58:09,241 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:58:09,242 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:58:09,243 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:58:09,243 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:58:09,244 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:58:09,244 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:58:09,245 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:58:09,246 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:58:09,246 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:58:09,247 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:58:09,248 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_25b6502c-352a-4aec-bf65-abc4f2a19ad8/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b6502c-352a-4aec-bf65-abc4f2a19ad8/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 209eb675960851982fc4368f14d1ba0202934f92c4fe60f38f28bc9e128aeee3 [2023-11-19 04:58:09,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:58:09,602 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:58:09,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:58:09,607 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:58:09,608 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:58:09,610 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b6502c-352a-4aec-bf65-abc4f2a19ad8/bin/utaipan-verify-t7M7D8N6sZ/../../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 04:58:12,877 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:58:13,581 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:58:13,582 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b6502c-352a-4aec-bf65-abc4f2a19ad8/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 04:58:13,626 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b6502c-352a-4aec-bf65-abc4f2a19ad8/bin/utaipan-verify-t7M7D8N6sZ/data/adfdde9ab/06e3de5e32f643f895fd942021be9a28/FLAG69f014ada [2023-11-19 04:58:13,665 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b6502c-352a-4aec-bf65-abc4f2a19ad8/bin/utaipan-verify-t7M7D8N6sZ/data/adfdde9ab/06e3de5e32f643f895fd942021be9a28 [2023-11-19 04:58:13,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:58:13,669 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:58:13,670 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:58:13,670 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:58:13,676 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:58:13,676 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:58:13" (1/1) ... [2023-11-19 04:58:13,677 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2259f34d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:13, skipping insertion in model container [2023-11-19 04:58:13,678 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:58:13" (1/1) ... [2023-11-19 04:58:13,866 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:58:17,834 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_25b6502c-352a-4aec-bf65-abc4f2a19ad8/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 04:58:17,877 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:58:17,947 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:58:18,101 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 04:58:18,103 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6727] [2023-11-19 04:58:18,104 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 04:58:18,106 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 04:58:18,107 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 04:58:18,116 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 04:58:18,117 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6814] [2023-11-19 04:58:18,253 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 04:58:18,257 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 04:58:18,259 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 04:58:18,510 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [13834] [2023-11-19 04:58:18,638 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_25b6502c-352a-4aec-bf65-abc4f2a19ad8/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 04:58:18,649 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:58:18,799 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:58:18,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:18 WrapperNode [2023-11-19 04:58:18,800 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:58:18,801 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:58:18,801 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:58:18,801 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:58:18,809 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:18" (1/1) ... [2023-11-19 04:58:18,934 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:18" (1/1) ... [2023-11-19 04:58:19,291 INFO L138 Inliner]: procedures = 415, calls = 2564, calls flagged for inlining = 227, calls inlined = 221, statements flattened = 7138 [2023-11-19 04:58:19,292 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:58:19,293 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:58:19,293 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:58:19,293 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:58:19,303 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:18" (1/1) ... [2023-11-19 04:58:19,304 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:18" (1/1) ... [2023-11-19 04:58:19,381 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:18" (1/1) ... [2023-11-19 04:58:19,382 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:18" (1/1) ... [2023-11-19 04:58:19,564 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:18" (1/1) ... [2023-11-19 04:58:19,612 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:18" (1/1) ... [2023-11-19 04:58:19,732 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:18" (1/1) ... [2023-11-19 04:58:19,772 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:18" (1/1) ... [2023-11-19 04:58:19,836 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:58:19,838 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:58:19,838 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:58:19,838 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:58:19,840 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:18" (1/1) ... [2023-11-19 04:58:19,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:58:19,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b6502c-352a-4aec-bf65-abc4f2a19ad8/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:58:19,878 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b6502c-352a-4aec-bf65-abc4f2a19ad8/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:58:19,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b6502c-352a-4aec-bf65-abc4f2a19ad8/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:58:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_per_engine_handler_adjust [2023-11-19 04:58:19,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_per_engine_handler_adjust [2023-11-19 04:58:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 04:58:19,946 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 04:58:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2023-11-19 04:58:19,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2023-11-19 04:58:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_core_destroy [2023-11-19 04:58:19,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_core_destroy [2023-11-19 04:58:19,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 04:58:19,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 04:58:19,949 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-19 04:58:19,949 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-19 04:58:19,949 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_watermark_intr_disable [2023-11-19 04:58:19,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_watermark_intr_disable [2023-11-19 04:58:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-19 04:58:19,950 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-19 04:58:19,951 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_completed_recv_next [2023-11-19 04:58:19,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_completed_recv_next [2023-11-19 04:58:19,952 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-19 04:58:19,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-19 04:58:19,955 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_completed_send_next [2023-11-19 04:58:19,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_completed_send_next [2023-11-19 04:58:19,955 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 04:58:19,955 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 04:58:19,956 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_ce_deinit [2023-11-19 04:58:19,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_ce_deinit [2023-11-19 04:58:19,957 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_start [2023-11-19 04:58:19,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_start [2023-11-19 04:58:19,958 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_resume [2023-11-19 04:58:19,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_resume [2023-11-19 04:58:19,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 04:58:19,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-19 04:58:19,958 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_read32 [2023-11-19 04:58:19,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_read32 [2023-11-19 04:58:19,959 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-19 04:58:19,959 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-19 04:58:19,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 04:58:19,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 04:58:19,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ath10k_pci_exit_13_2 [2023-11-19 04:58:19,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ath10k_pci_exit_13_2 [2023-11-19 04:58:19,960 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_dbg [2023-11-19 04:58:19,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_dbg [2023-11-19 04:58:19,960 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2023-11-19 04:58:19,961 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2023-11-19 04:58:19,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:58:19,961 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2023-11-19 04:58:19,961 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2023-11-19 04:58:19,961 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_write_mem [2023-11-19 04:58:19,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_write_mem [2023-11-19 04:58:19,962 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-19 04:58:19,962 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-19 04:58:19,963 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 04:58:19,963 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 04:58:19,964 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_base_address [2023-11-19 04:58:19,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_base_address [2023-11-19 04:58:19,965 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_write_access [2023-11-19 04:58:19,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_write_access [2023-11-19 04:58:19,965 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-11-19 04:58:19,965 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-11-19 04:58:19,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 04:58:19,966 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 04:58:19,967 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 04:58:19,967 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 04:58:19,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 04:58:19,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 04:58:19,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 04:58:19,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-19 04:58:19,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:58:19,968 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-19 04:58:19,968 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-19 04:58:19,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 04:58:19,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 04:58:19,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-19 04:58:19,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-19 04:58:19,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-19 04:58:19,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-19 04:58:19,970 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_wake [2023-11-19 04:58:19,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_wake [2023-11-19 04:58:19,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-19 04:58:19,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-19 04:58:19,972 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_copy_complete_intr_disable [2023-11-19 04:58:19,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_copy_complete_intr_disable [2023-11-19 04:58:19,972 INFO L130 BoogieDeclarations]: Found specification of procedure get_free_compl [2023-11-19 04:58:19,973 INFO L138 BoogieDeclarations]: Found implementation of procedure get_free_compl [2023-11-19 04:58:19,973 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_process_ce [2023-11-19 04:58:19,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_process_ce [2023-11-19 04:58:19,973 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_reg_read32 [2023-11-19 04:58:19,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_reg_read32 [2023-11-19 04:58:19,974 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-19 04:58:19,974 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-19 04:58:19,974 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-19 04:58:19,974 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-19 04:58:19,975 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 04:58:19,975 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 04:58:19,975 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_do_pci_wake [2023-11-19 04:58:19,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_do_pci_wake [2023-11-19 04:58:19,975 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_cleanup_ce [2023-11-19 04:58:19,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_cleanup_ce [2023-11-19 04:58:19,976 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_disable_interrupts [2023-11-19 04:58:19,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_disable_interrupts [2023-11-19 04:58:19,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:58:19,977 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_info [2023-11-19 04:58:19,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_info [2023-11-19 04:58:19,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-19 04:58:19,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-19 04:58:19,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-19 04:58:19,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-19 04:58:19,979 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_sleep [2023-11-19 04:58:19,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_sleep [2023-11-19 04:58:19,980 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-11-19 04:58:19,980 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-11-19 04:58:19,980 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-19 04:58:19,981 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-19 04:58:19,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:58:19,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 04:58:19,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 04:58:19,981 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 04:58:19,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 04:58:19,982 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_request_early_irq [2023-11-19 04:58:19,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_request_early_irq [2023-11-19 04:58:19,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:58:19,982 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2023-11-19 04:58:19,983 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2023-11-19 04:58:19,983 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 04:58:19,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 04:58:19,983 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_reg_write32 [2023-11-19 04:58:19,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_reg_write32 [2023-11-19 04:58:19,984 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 04:58:19,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 04:58:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2023-11-19 04:58:19,985 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2023-11-19 04:58:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_get_free_queue_number [2023-11-19 04:58:19,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_get_free_queue_number [2023-11-19 04:58:19,986 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_stop [2023-11-19 04:58:19,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_stop [2023-11-19 04:58:19,986 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_recv_buf_enqueue [2023-11-19 04:58:19,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_recv_buf_enqueue [2023-11-19 04:58:19,987 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_priv [2023-11-19 04:58:19,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_priv [2023-11-19 04:58:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 04:58:19,993 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 04:58:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-19 04:58:19,994 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-19 04:58:19,995 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_deinit [2023-11-19 04:58:19,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_deinit [2023-11-19 04:58:19,996 INFO L130 BoogieDeclarations]: Found specification of procedure __roundup_pow_of_two [2023-11-19 04:58:19,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __roundup_pow_of_two [2023-11-19 04:58:19,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:58:20,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:58:20,003 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_rx_pipe_cleanup [2023-11-19 04:58:20,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_rx_pipe_cleanup [2023-11-19 04:58:20,003 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_revoke_recv_next [2023-11-19 04:58:20,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_revoke_recv_next [2023-11-19 04:58:20,005 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_read_access [2023-11-19 04:58:20,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_read_access [2023-11-19 04:58:20,005 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-11-19 04:58:20,005 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-11-19 04:58:20,006 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_stop_ce [2023-11-19 04:58:20,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_stop_ce [2023-11-19 04:58:20,006 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_device_reset [2023-11-19 04:58:20,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_device_reset [2023-11-19 04:58:20,007 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-19 04:58:20,007 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-19 04:58:20,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 04:58:20,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 04:58:20,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 04:58:20,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 04:58:20,008 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_post_rx_pipe [2023-11-19 04:58:20,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_post_rx_pipe [2023-11-19 04:58:20,008 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_free_irq [2023-11-19 04:58:20,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_free_irq [2023-11-19 04:58:20,008 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-19 04:58:20,009 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-19 04:58:20,009 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2023-11-19 04:58:20,009 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2023-11-19 04:58:20,009 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_power_down [2023-11-19 04:58:20,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_power_down [2023-11-19 04:58:20,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-19 04:58:20,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-19 04:58:20,010 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_per_engine_service [2023-11-19 04:58:20,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_per_engine_service [2023-11-19 04:58:20,010 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-19 04:58:20,011 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-19 04:58:20,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 04:58:20,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 04:58:20,011 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_send [2023-11-19 04:58:20,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_send [2023-11-19 04:58:20,012 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_suspend [2023-11-19 04:58:20,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_suspend [2023-11-19 04:58:20,012 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-19 04:58:20,012 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-19 04:58:20,012 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2023-11-19 04:58:20,013 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2023-11-19 04:58:20,013 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-19 04:58:20,013 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-19 04:58:20,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:58:20,013 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 04:58:20,013 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 04:58:20,014 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_src_ring_read_index_get [2023-11-19 04:58:20,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_src_ring_read_index_get [2023-11-19 04:58:20,014 INFO L130 BoogieDeclarations]: Found specification of procedure ATH10K_SKB_CB [2023-11-19 04:58:20,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ATH10K_SKB_CB [2023-11-19 04:58:20,014 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_free_early_irq [2023-11-19 04:58:20,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_free_early_irq [2023-11-19 04:58:20,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:58:20,015 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-11-19 04:58:20,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-11-19 04:58:20,015 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_do_pci_sleep [2023-11-19 04:58:20,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_do_pci_sleep [2023-11-19 04:58:20,016 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_kill_tasklet [2023-11-19 04:58:20,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_kill_tasklet [2023-11-19 04:58:20,016 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_remove [2023-11-19 04:58:20,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_remove [2023-11-19 04:58:20,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 04:58:20,017 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_err [2023-11-19 04:58:20,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_err [2023-11-19 04:58:20,017 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-19 04:58:20,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-19 04:58:20,017 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_disable_and_clear_legacy_irq [2023-11-19 04:58:20,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_disable_and_clear_legacy_irq [2023-11-19 04:58:20,018 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 04:58:20,018 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 04:58:20,018 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-19 04:58:20,018 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-19 04:58:20,019 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_irq_pending [2023-11-19 04:58:20,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_irq_pending [2023-11-19 04:58:20,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-11-19 04:58:20,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-11-19 04:58:20,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-19 04:58:20,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-19 04:58:20,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-19 04:58:20,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-19 04:58:20,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 04:58:20,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 04:58:20,020 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2023-11-19 04:58:20,021 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2023-11-19 04:58:20,021 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-19 04:58:20,021 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-19 04:58:20,021 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_write32 [2023-11-19 04:58:20,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_write32 [2023-11-19 04:58:20,022 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_map_service_to_pipe [2023-11-19 04:58:20,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_map_service_to_pipe [2023-11-19 04:58:20,022 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msi_block [2023-11-19 04:58:20,022 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msi_block [2023-11-19 04:58:20,022 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 04:58:20,022 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 04:58:20,023 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 04:58:20,023 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 04:58:20,023 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_warn [2023-11-19 04:58:20,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_warn [2023-11-19 04:58:20,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:58:20,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_6 [2023-11-19 04:58:20,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_6 [2023-11-19 04:58:20,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 04:58:20,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 04:58:20,024 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-19 04:58:20,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-19 04:58:20,025 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-19 04:58:20,025 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-19 04:58:20,025 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_dbg_dump [2023-11-19 04:58:20,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_dbg_dump [2023-11-19 04:58:20,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2023-11-19 04:58:20,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2023-11-19 04:58:20,026 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_power_up [2023-11-19 04:58:20,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_power_up [2023-11-19 04:58:20,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-19 04:58:20,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-19 04:58:20,032 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_deinit_irq [2023-11-19 04:58:20,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_deinit_irq [2023-11-19 04:58:20,032 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_master [2023-11-19 04:58:20,032 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_master [2023-11-19 04:58:20,032 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-19 04:58:20,033 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-19 04:58:20,033 INFO L130 BoogieDeclarations]: Found specification of procedure host_interest_item_address [2023-11-19 04:58:20,033 INFO L138 BoogieDeclarations]: Found implementation of procedure host_interest_item_address [2023-11-19 04:58:20,033 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_read_mem [2023-11-19 04:58:20,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_read_mem [2023-11-19 04:58:20,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2023-11-19 04:58:20,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2023-11-19 04:58:20,037 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2023-11-19 04:58:20,037 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2023-11-19 04:58:20,038 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_cancel_send_next [2023-11-19 04:58:20,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_cancel_send_next [2023-11-19 04:58:20,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:58:20,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 04:58:20,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 04:58:20,038 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_engine_int_status_clear [2023-11-19 04:58:20,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_engine_int_status_clear [2023-11-19 04:58:21,438 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:58:21,445 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:58:21,836 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 04:58:29,300 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-19 04:58:29,554 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:58:32,754 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:58:32,755 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 04:58:32,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:58:32 BoogieIcfgContainer [2023-11-19 04:58:32,777 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:58:32,781 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:58:32,781 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:58:32,785 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:58:32,785 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:58:13" (1/3) ... [2023-11-19 04:58:32,787 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16046a60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:58:32, skipping insertion in model container [2023-11-19 04:58:32,787 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:18" (2/3) ... [2023-11-19 04:58:32,788 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16046a60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:58:32, skipping insertion in model container [2023-11-19 04:58:32,788 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:58:32" (3/3) ... [2023-11-19 04:58:32,790 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 04:58:32,814 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:58:32,815 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:58:32,949 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:58:32,957 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=FINITE_AUTOMATA, 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;@67a373dd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:58:32,957 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:58:32,972 INFO L276 IsEmpty]: Start isEmpty. Operand has 2214 states, 1287 states have (on average 1.2905982905982907) internal successors, (1661), 1338 states have internal predecessors, (1661), 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 04:58:33,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-19 04:58:33,003 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:58:33,004 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-19 04:58:33,004 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:58:33,010 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:58:33,011 INFO L85 PathProgramCache]: Analyzing trace with hash 2086045513, now seen corresponding path program 1 times [2023-11-19 04:58:33,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:58:33,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649788446] [2023-11-19 04:58:33,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:58:33,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:58:33,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:58:34,146 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2023-11-19 04:58:34,147 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:58:34,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649788446] [2023-11-19 04:58:34,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649788446] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:58:34,151 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:58:34,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:58:34,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904360599] [2023-11-19 04:58:34,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:58:34,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:58:34,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:58:34,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:58:34,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:58:34,221 INFO L87 Difference]: Start difference. First operand has 2214 states, 1287 states have (on average 1.2905982905982907) internal successors, (1661), 1338 states have internal predecessors, (1661), 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 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (19), 2 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 04:58:35,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:58:38,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:58:40,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:58:42,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:58:42,408 INFO L93 Difference]: Finished difference Result 6489 states and 9548 transitions. [2023-11-19 04:58:42,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:58:42,414 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (19), 2 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 170 [2023-11-19 04:58:42,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:58:42,495 INFO L225 Difference]: With dead ends: 6489 [2023-11-19 04:58:42,496 INFO L226 Difference]: Without dead ends: 4291 [2023-11-19 04:58:42,523 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:58:42,527 INFO L413 NwaCegarLoop]: 2889 mSDtfsCounter, 3109 mSDsluCounter, 2840 mSDsCounter, 0 mSdLazyCounter, 683 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3109 SdHoareTripleChecker+Valid, 5729 SdHoareTripleChecker+Invalid, 690 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 683 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2023-11-19 04:58:42,528 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3109 Valid, 5729 Invalid, 690 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 683 Invalid, 0 Unknown, 0 Unchecked, 7.5s Time] [2023-11-19 04:58:42,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4291 states. [2023-11-19 04:58:43,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4291 to 4291. [2023-11-19 04:58:43,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4291 states, 2495 states have (on average 1.2857715430861723) internal successors, (3208), 2585 states have internal predecessors, (3208), 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 04:58:43,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4291 states to 4291 states and 6261 transitions. [2023-11-19 04:58:43,100 INFO L78 Accepts]: Start accepts. Automaton has 4291 states and 6261 transitions. Word has length 170 [2023-11-19 04:58:43,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:58:43,105 INFO L495 AbstractCegarLoop]: Abstraction has 4291 states and 6261 transitions. [2023-11-19 04:58:43,106 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (19), 2 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 04:58:43,106 INFO L276 IsEmpty]: Start isEmpty. Operand 4291 states and 6261 transitions. [2023-11-19 04:58:43,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-19 04:58:43,134 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:58:43,135 INFO L195 NwaCegarLoop]: trace histogram [19, 15, 15, 15, 15, 15, 15, 4, 4, 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] [2023-11-19 04:58:43,135 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:58:43,136 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:58:43,136 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:58:43,136 INFO L85 PathProgramCache]: Analyzing trace with hash -2066484301, now seen corresponding path program 1 times [2023-11-19 04:58:43,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:58:43,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126973659] [2023-11-19 04:58:43,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:58:43,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:58:43,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:58:43,998 INFO L134 CoverageAnalysis]: Checked inductivity of 999 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 999 trivial. 0 not checked. [2023-11-19 04:58:43,999 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:58:44,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126973659] [2023-11-19 04:58:44,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126973659] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:58:44,004 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:58:44,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 04:58:44,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119231761] [2023-11-19 04:58:44,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:58:44,009 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:58:44,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:58:44,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:58:44,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 04:58:44,012 INFO L87 Difference]: Start difference. First operand 4291 states and 6261 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-19 04:58:45,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:58:48,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:58:50,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:58:52,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:58:53,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:58:53,950 INFO L93 Difference]: Finished difference Result 4291 states and 6261 transitions. [2023-11-19 04:58:53,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 04:58:53,951 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 214 [2023-11-19 04:58:53,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:58:53,953 INFO L225 Difference]: With dead ends: 4291 [2023-11-19 04:58:53,954 INFO L226 Difference]: Without dead ends: 0 [2023-11-19 04:58:53,980 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:58:53,982 INFO L413 NwaCegarLoop]: 2853 mSDtfsCounter, 3127 mSDsluCounter, 2853 mSDsCounter, 0 mSdLazyCounter, 663 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3127 SdHoareTripleChecker+Valid, 5706 SdHoareTripleChecker+Invalid, 665 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 663 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.6s IncrementalHoareTripleChecker+Time [2023-11-19 04:58:53,982 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3127 Valid, 5706 Invalid, 665 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 663 Invalid, 2 Unknown, 0 Unchecked, 9.6s Time] [2023-11-19 04:58:53,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-19 04:58:53,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-19 04:58:53,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 04:58:53,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-19 04:58:53,986 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 214 [2023-11-19 04:58:53,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:58:53,987 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 04:58:53,987 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-19 04:58:53,987 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-19 04:58:53,988 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 04:58:53,991 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:58:53,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 04:58:53,994 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.