./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--isdn--mISDN--l1oip.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929fa0f4-b237-40ac-9f57-dcb49d373855/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929fa0f4-b237-40ac-9f57-dcb49d373855/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929fa0f4-b237-40ac-9f57-dcb49d373855/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929fa0f4-b237-40ac-9f57-dcb49d373855/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--isdn--mISDN--l1oip.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929fa0f4-b237-40ac-9f57-dcb49d373855/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929fa0f4-b237-40ac-9f57-dcb49d373855/bin/uautomizer-verify-qhAvR1uOyd --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 736eaba23c3fcb2b5a61b7fe9adbcb1ebd28d5faf5e1ded37bccbc064c3bb981 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 13:17:42,064 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 13:17:42,140 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929fa0f4-b237-40ac-9f57-dcb49d373855/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-13 13:17:42,145 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 13:17:42,145 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 13:17:42,185 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 13:17:42,186 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 13:17:42,186 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 13:17:42,186 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 13:17:42,187 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 13:17:42,187 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 13:17:42,187 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 13:17:42,187 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 13:17:42,188 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 13:17:42,188 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 13:17:42,188 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 13:17:42,188 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 13:17:42,188 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 13:17:42,188 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 13:17:42,189 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 13:17:42,189 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 13:17:42,189 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 13:17:42,189 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 13:17:42,189 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 13:17:42,189 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 13:17:42,189 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 13:17:42,190 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 13:17:42,190 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 13:17:42,190 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 13:17:42,190 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:17:42,190 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 13:17:42,190 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 13:17:42,190 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 13:17:42,190 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 13:17:42,190 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 13:17:42,190 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 13:17:42,190 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 13:17:42,190 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 13:17:42,190 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 13:17:42,191 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_929fa0f4-b237-40ac-9f57-dcb49d373855/bin/uautomizer-verify-qhAvR1uOyd 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 -> 736eaba23c3fcb2b5a61b7fe9adbcb1ebd28d5faf5e1ded37bccbc064c3bb981 [2024-11-13 13:17:42,533 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 13:17:42,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 13:17:42,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 13:17:42,550 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 13:17:42,550 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 13:17:42,553 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929fa0f4-b237-40ac-9f57-dcb49d373855/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--isdn--mISDN--l1oip.ko-main.cil.out.i Unable to find full path for "g++" [2024-11-13 13:17:44,628 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 13:17:45,275 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 13:17:45,276 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929fa0f4-b237-40ac-9f57-dcb49d373855/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--isdn--mISDN--l1oip.ko-main.cil.out.i [2024-11-13 13:17:45,330 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929fa0f4-b237-40ac-9f57-dcb49d373855/bin/uautomizer-verify-qhAvR1uOyd/data/4b283b012/2af0b0949e0b4c87847f2ccf30c17990/FLAG93b471ecb [2024-11-13 13:17:45,357 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929fa0f4-b237-40ac-9f57-dcb49d373855/bin/uautomizer-verify-qhAvR1uOyd/data/4b283b012/2af0b0949e0b4c87847f2ccf30c17990 [2024-11-13 13:17:45,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 13:17:45,362 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 13:17:45,363 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 13:17:45,363 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 13:17:45,369 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 13:17:45,370 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:17:45" (1/1) ... [2024-11-13 13:17:45,371 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@465443b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:45, skipping insertion in model container [2024-11-13 13:17:45,372 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:17:45" (1/1) ... [2024-11-13 13:17:45,497 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 13:17:47,282 WARN L250 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_929fa0f4-b237-40ac-9f57-dcb49d373855/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--isdn--mISDN--l1oip.ko-main.cil.out.i[220631,220644] [2024-11-13 13:17:47,375 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:17:47,475 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 13:17:47,645 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 %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5268-5269] [2024-11-13 13:17:47,648 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5276-5277] [2024-11-13 13:17:47,651 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)); [5290-5291] [2024-11-13 13:17:47,653 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [5298] [2024-11-13 13:17:47,656 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [5348] [2024-11-13 13:17:47,657 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5351] [2024-11-13 13:17:47,657 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5354] [2024-11-13 13:17:47,658 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5357] [2024-11-13 13:17:47,886 WARN L250 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_929fa0f4-b237-40ac-9f57-dcb49d373855/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--isdn--mISDN--l1oip.ko-main.cil.out.i[220631,220644] [2024-11-13 13:17:47,913 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:17:48,071 INFO L204 MainTranslator]: Completed translation [2024-11-13 13:17:48,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:48 WrapperNode [2024-11-13 13:17:48,073 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 13:17:48,076 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 13:17:48,076 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 13:17:48,076 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 13:17:48,089 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:48" (1/1) ... [2024-11-13 13:17:48,192 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:48" (1/1) ... [2024-11-13 13:17:48,422 INFO L138 Inliner]: procedures = 181, calls = 2379, calls flagged for inlining = 63, calls inlined = 41, statements flattened = 3681 [2024-11-13 13:17:48,423 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 13:17:48,424 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 13:17:48,425 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 13:17:48,425 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 13:17:48,436 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:48" (1/1) ... [2024-11-13 13:17:48,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:48" (1/1) ... [2024-11-13 13:17:48,473 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:48" (1/1) ... [2024-11-13 13:17:48,764 INFO L175 MemorySlicer]: Split 1523 memory accesses to 19 slices as follows [2, 5, 8, 2, 19, 19, 68, 18, 18, 17, 18, 18, 258, 243, 258, 258, 18, 258, 18]. 17 percent of accesses are in the largest equivalence class. The 203 initializations are split as follows [2, 5, 8, 0, 16, 16, 64, 16, 16, 16, 16, 16, 0, 12, 0, 0, 0, 0, 0]. The 1154 writes are split as follows [0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 257, 91, 257, 257, 17, 257, 17]. [2024-11-13 13:17:48,769 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:48" (1/1) ... [2024-11-13 13:17:48,769 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:48" (1/1) ... [2024-11-13 13:17:48,907 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:48" (1/1) ... [2024-11-13 13:17:48,935 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:48" (1/1) ... [2024-11-13 13:17:48,958 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:48" (1/1) ... [2024-11-13 13:17:48,970 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:48" (1/1) ... [2024-11-13 13:17:49,022 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 13:17:49,024 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 13:17:49,024 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 13:17:49,024 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 13:17:49,026 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:48" (1/1) ... [2024-11-13 13:17:49,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:17:49,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929fa0f4-b237-40ac-9f57-dcb49d373855/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:17:49,125 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929fa0f4-b237-40ac-9f57-dcb49d373855/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 13:17:49,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929fa0f4-b237-40ac-9f57-dcb49d373855/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 13:17:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure sock_release [2024-11-13 13:17:49,170 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_release [2024-11-13 13:17:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-13 13:17:49,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-13 13:17:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-13 13:17:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-13 13:17:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-13 13:17:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-13 13:17:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-13 13:17:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-13 13:17:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-13 13:17:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-13 13:17:49,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-13 13:17:49,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-13 13:17:49,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-13 13:17:49,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-13 13:17:49,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-13 13:17:49,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-13 13:17:49,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-13 13:17:49,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-13 13:17:49,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-13 13:17:49,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-13 13:17:49,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-13 13:17:49,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-13 13:17:49,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-13 13:17:49,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-13 13:17:49,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-13 13:17:49,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-13 13:17:49,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-13 13:17:49,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-13 13:17:49,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-13 13:17:49,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-13 13:17:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-13 13:17:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-13 13:17:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-13 13:17:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-13 13:17:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-13 13:17:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-13 13:17:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-13 13:17:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-13 13:17:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-13 13:17:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-13 13:17:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-13 13:17:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-13 13:17:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-13 13:17:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-13 13:17:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-13 13:17:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-13 13:17:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-13 13:17:49,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-13 13:17:49,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-13 13:17:49,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-13 13:17:49,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-13 13:17:49,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-13 13:17:49,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-13 13:17:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-13 13:17:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-13 13:17:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-13 13:17:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-13 13:17:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-13 13:17:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-13 13:17:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-13 13:17:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-13 13:17:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-13 13:17:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-13 13:17:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-13 13:17:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-13 13:17:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-13 13:17:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-13 13:17:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-13 13:17:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-13 13:17:49,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-13 13:17:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-13 13:17:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-13 13:17:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-13 13:17:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-13 13:17:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-13 13:17:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-13 13:17:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-13 13:17:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-13 13:17:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2024-11-13 13:17:49,181 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2024-11-13 13:17:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-13 13:17:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-13 13:17:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-13 13:17:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-13 13:17:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-13 13:17:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-13 13:17:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-13 13:17:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-13 13:17:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-13 13:17:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-13 13:17:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-13 13:17:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-13 13:17:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-13 13:17:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-13 13:17:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-13 13:17:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-13 13:17:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-13 13:17:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-13 13:17:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-13 13:17:49,182 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-13 13:17:49,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-13 13:17:49,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-13 13:17:49,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-13 13:17:49,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-13 13:17:49,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-13 13:17:49,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-13 13:17:49,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-13 13:17:49,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-13 13:17:49,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-13 13:17:49,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-13 13:17:49,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-13 13:17:49,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-13 13:17:49,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-13 13:17:49,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-13 13:17:49,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-13 13:17:49,184 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-13 13:17:49,184 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-13 13:17:49,184 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-13 13:17:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-13 13:17:49,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-13 13:17:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-13 13:17:49,184 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-13 13:17:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2024-11-13 13:17:49,184 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2024-11-13 13:17:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_ulaw_to_alaw [2024-11-13 13:17:49,184 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_ulaw_to_alaw [2024-11-13 13:17:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-13 13:17:49,184 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-13 13:17:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2024-11-13 13:17:49,185 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2024-11-13 13:17:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2024-11-13 13:17:49,185 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2024-11-13 13:17:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-13 13:17:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-13 13:17:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-13 13:17:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-13 13:17:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-13 13:17:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-13 13:17:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-13 13:17:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-13 13:17:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-13 13:17:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-13 13:17:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-13 13:17:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-13 13:17:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-13 13:17:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-13 13:17:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-13 13:17:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-13 13:17:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-13 13:17:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-13 13:17:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-13 13:17:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-13 13:17:49,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-13 13:17:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_socket_send [2024-11-13 13:17:49,186 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_socket_send [2024-11-13 13:17:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-13 13:17:49,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-13 13:17:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2024-11-13 13:17:49,186 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2024-11-13 13:17:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure timer_pending [2024-11-13 13:17:49,186 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_pending [2024-11-13 13:17:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 13:17:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-13 13:17:49,187 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-13 13:17:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-13 13:17:49,187 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-13 13:17:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2024-11-13 13:17:49,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2024-11-13 13:17:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 13:17:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_socket_open [2024-11-13 13:17:49,187 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_socket_open [2024-11-13 13:17:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-13 13:17:49,187 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-13 13:17:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 13:17:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-13 13:17:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-13 13:17:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-13 13:17:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-13 13:17:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-13 13:17:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-13 13:17:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-13 13:17:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-13 13:17:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-13 13:17:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-13 13:17:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-13 13:17:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-13 13:17:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-13 13:17:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-13 13:17:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-13 13:17:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-13 13:17:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-13 13:17:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-13 13:17:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-13 13:17:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-13 13:17:49,188 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-13 13:17:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-13 13:17:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-13 13:17:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-13 13:17:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-13 13:17:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-13 13:17:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-13 13:17:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-13 13:17:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-13 13:17:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-13 13:17:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-13 13:17:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-13 13:17:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-13 13:17:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-13 13:17:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-13 13:17:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-13 13:17:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-13 13:17:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-13 13:17:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-13 13:17:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-13 13:17:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_4bit_free [2024-11-13 13:17:49,190 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_4bit_free [2024-11-13 13:17:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-13 13:17:49,190 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-13 13:17:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 13:17:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-13 13:17:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-13 13:17:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-13 13:17:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-13 13:17:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-13 13:17:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-13 13:17:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-13 13:17:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-13 13:17:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-13 13:17:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-13 13:17:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-13 13:17:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-13 13:17:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-13 13:17:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-13 13:17:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-13 13:17:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-13 13:17:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-13 13:17:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-13 13:17:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-13 13:17:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2024-11-13 13:17:49,191 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2024-11-13 13:17:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-13 13:17:49,191 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-13 13:17:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure mI_alloc_skb [2024-11-13 13:17:49,191 INFO L138 BoogieDeclarations]: Found implementation of procedure mI_alloc_skb [2024-11-13 13:17:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure queue_ch_frame [2024-11-13 13:17:49,191 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_ch_frame [2024-11-13 13:17:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-13 13:17:49,191 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-13 13:17:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure _queue_data [2024-11-13 13:17:49,191 INFO L138 BoogieDeclarations]: Found implementation of procedure _queue_data [2024-11-13 13:17:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-13 13:17:49,191 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-13 13:17:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-13 13:17:49,191 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-13 13:17:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-13 13:17:49,192 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-13 13:17:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_alaw_to_ulaw [2024-11-13 13:17:49,192 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_alaw_to_ulaw [2024-11-13 13:17:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_socket_close [2024-11-13 13:17:49,192 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_socket_close [2024-11-13 13:17:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-13 13:17:49,192 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-13 13:17:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 13:17:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-13 13:17:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-13 13:17:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-13 13:17:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-13 13:17:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-13 13:17:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-13 13:17:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-13 13:17:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-13 13:17:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-13 13:17:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-13 13:17:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-13 13:17:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-13 13:17:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-13 13:17:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-13 13:17:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-13 13:17:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-13 13:17:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-13 13:17:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-13 13:17:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure memchr_inv [2024-11-13 13:17:49,193 INFO L138 BoogieDeclarations]: Found implementation of procedure memchr_inv [2024-11-13 13:17:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2024-11-13 13:17:49,193 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2024-11-13 13:17:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-13 13:17:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-13 13:17:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-13 13:17:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-13 13:17:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-13 13:17:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-13 13:17:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-13 13:17:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-13 13:17:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-13 13:17:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-13 13:17:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-13 13:17:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-13 13:17:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-13 13:17:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-13 13:17:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-13 13:17:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-13 13:17:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-13 13:17:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-13 13:17:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-13 13:17:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_cleanup [2024-11-13 13:17:49,194 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_cleanup [2024-11-13 13:17:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 13:17:49,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 13:17:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-13 13:17:49,195 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-13 13:17:50,005 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 13:17:50,010 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 13:18:13,500 INFO L? ?]: Removed 1043 outVars from TransFormulas that were not future-live. [2024-11-13 13:18:13,501 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 13:18:13,551 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 13:18:13,552 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 13:18:13,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:18:13 BoogieIcfgContainer [2024-11-13 13:18:13,556 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 13:18:13,558 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 13:18:13,559 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 13:18:13,568 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 13:18:13,572 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 01:17:45" (1/3) ... [2024-11-13 13:18:13,573 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1baac3e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:18:13, skipping insertion in model container [2024-11-13 13:18:13,573 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:48" (2/3) ... [2024-11-13 13:18:13,573 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1baac3e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:18:13, skipping insertion in model container [2024-11-13 13:18:13,573 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:18:13" (3/3) ... [2024-11-13 13:18:13,575 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--isdn--mISDN--l1oip.ko-main.cil.out.i [2024-11-13 13:18:13,595 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 13:18:13,598 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 32_7a_cilled_linux-3.8-rc1-drivers--isdn--mISDN--l1oip.ko-main.cil.out.i that has 59 procedures, 853 locations, 1 initial locations, 40 loop locations, and 1 error locations. [2024-11-13 13:18:13,686 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 13:18:13,707 INFO L333 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, 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;@19734463, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 13:18:13,707 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 13:18:13,716 INFO L276 IsEmpty]: Start isEmpty. Operand has 763 states, 589 states have (on average 1.3853989813242784) internal successors, (816), 601 states have internal predecessors, (816), 132 states have call successors, (132), 40 states have call predecessors, (132), 40 states have return successors, (132), 132 states have call predecessors, (132), 132 states have call successors, (132) [2024-11-13 13:18:13,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 13:18:13,727 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:18:13,727 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:18:13,728 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:18:13,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:18:13,735 INFO L85 PathProgramCache]: Analyzing trace with hash -282825096, now seen corresponding path program 1 times [2024-11-13 13:18:13,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:18:13,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118867310] [2024-11-13 13:18:13,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:18:13,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:26:54,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:27:00,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-13 13:27:00,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:27:00,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 13:27:00,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:27:00,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:27:00,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:27:00,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118867310] [2024-11-13 13:27:00,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118867310] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:27:00,784 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:27:00,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 13:27:00,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838402804] [2024-11-13 13:27:00,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:27:00,793 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 13:27:00,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:27:00,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 13:27:00,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-13 13:27:00,827 INFO L87 Difference]: Start difference. First operand has 763 states, 589 states have (on average 1.3853989813242784) internal successors, (816), 601 states have internal predecessors, (816), 132 states have call successors, (132), 40 states have call predecessors, (132), 40 states have return successors, (132), 132 states have call predecessors, (132), 132 states have call successors, (132) Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-13 13:27:05,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.57s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:27:10,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.51s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:27:16,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.45s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:27:17,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 13:28:02,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:28:02,752 INFO L93 Difference]: Finished difference Result 2349 states and 3424 transitions. [2024-11-13 13:28:02,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 13:28:02,755 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 24 [2024-11-13 13:28:02,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:28:02,800 INFO L225 Difference]: With dead ends: 2349 [2024-11-13 13:28:02,800 INFO L226 Difference]: Without dead ends: 1585 [2024-11-13 13:28:02,815 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-13 13:28:02,821 INFO L432 NwaCegarLoop]: 511 mSDtfsCounter, 1697 mSDsluCounter, 737 mSDsCounter, 0 mSdLazyCounter, 2826 mSolverCounterSat, 470 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 55.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1849 SdHoareTripleChecker+Valid, 1248 SdHoareTripleChecker+Invalid, 3299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 470 IncrementalHoareTripleChecker+Valid, 2826 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 60.7s IncrementalHoareTripleChecker+Time [2024-11-13 13:28:02,822 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1849 Valid, 1248 Invalid, 3299 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [470 Valid, 2826 Invalid, 3 Unknown, 0 Unchecked, 60.7s Time] [2024-11-13 13:28:02,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1585 states. [2024-11-13 13:28:03,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1585 to 1176. [2024-11-13 13:28:03,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1176 states, 901 states have (on average 1.3740288568257493) internal successors, (1238), 919 states have internal predecessors, (1238), 208 states have call successors, (208), 67 states have call predecessors, (208), 66 states have return successors, (205), 205 states have call predecessors, (205), 205 states have call successors, (205) [2024-11-13 13:28:03,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 1176 states and 1651 transitions. [2024-11-13 13:28:03,155 INFO L78 Accepts]: Start accepts. Automaton has 1176 states and 1651 transitions. Word has length 24 [2024-11-13 13:28:03,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:28:03,157 INFO L471 AbstractCegarLoop]: Abstraction has 1176 states and 1651 transitions. [2024-11-13 13:28:03,158 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-13 13:28:03,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1651 transitions. [2024-11-13 13:28:03,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 13:28:03,161 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:28:03,161 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:28:03,162 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 13:28:03,162 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:28:03,166 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:28:03,166 INFO L85 PathProgramCache]: Analyzing trace with hash -531275123, now seen corresponding path program 1 times [2024-11-13 13:28:03,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:28:03,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39562473] [2024-11-13 13:28:03,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:28:03,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms