./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 5bdb144d16ce690b0c83c76766410e2201d517c4cbaa861cb0d7e2bbbb9cb236 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 21:20:07,605 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 21:20:07,678 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-16 21:20:07,683 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 21:20:07,685 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 21:20:07,723 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 21:20:07,724 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 21:20:07,724 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 21:20:07,725 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 21:20:07,726 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 21:20:07,726 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 21:20:07,738 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 21:20:07,739 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 21:20:07,740 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 21:20:07,742 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 21:20:07,742 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 21:20:07,744 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 21:20:07,746 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 21:20:07,747 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 21:20:07,747 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 21:20:07,747 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 21:20:07,748 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 21:20:07,748 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 21:20:07,748 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 21:20:07,748 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 21:20:07,749 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 21:20:07,749 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 21:20:07,749 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 21:20:07,749 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 21:20:07,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 21:20:07,750 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 21:20:07,750 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 21:20:07,750 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 21:20:07,750 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 21:20:07,750 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 21:20:07,751 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 21:20:07,751 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 21:20:07,751 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 21:20:07,752 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 21:20:07,753 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bdb144d16ce690b0c83c76766410e2201d517c4cbaa861cb0d7e2bbbb9cb236 [2024-11-16 21:20:08,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 21:20:08,066 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 21:20:08,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 21:20:08,070 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 21:20:08,070 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 21:20:08,072 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i [2024-11-16 21:20:09,552 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 21:20:10,018 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 21:20:10,019 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i [2024-11-16 21:20:10,061 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/819f663e7/3a34e73207bf482d97327968e8628a2a/FLAG9b1046877 [2024-11-16 21:20:10,136 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/819f663e7/3a34e73207bf482d97327968e8628a2a [2024-11-16 21:20:10,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 21:20:10,143 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 21:20:10,146 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 21:20:10,146 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 21:20:10,151 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 21:20:10,152 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:20:10" (1/1) ... [2024-11-16 21:20:10,152 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ba883b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:10, skipping insertion in model container [2024-11-16 21:20:10,153 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:20:10" (1/1) ... [2024-11-16 21:20:10,285 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 21:20:11,460 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i[147706,147719] [2024-11-16 21:20:11,641 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 21:20:11,700 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 21:20:11,841 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"); [3376] [2024-11-16 21:20:11,847 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, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [3384-3385] [2024-11-16 21:20:11,848 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, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [3393-3394] [2024-11-16 21:20:11,848 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)); [3402-3403] [2024-11-16 21:20:11,849 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3421] [2024-11-16 21:20:11,853 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3424] [2024-11-16 21:20:11,853 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3427] [2024-11-16 21:20:11,854 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3430] [2024-11-16 21:20:11,855 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [3451] [2024-11-16 21:20:11,855 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [3454] [2024-11-16 21:20:11,855 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [3457] [2024-11-16 21:20:11,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [3460] [2024-11-16 21:20:12,030 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i[147706,147719] [2024-11-16 21:20:12,062 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 21:20:12,130 INFO L204 MainTranslator]: Completed translation [2024-11-16 21:20:12,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:12 WrapperNode [2024-11-16 21:20:12,131 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 21:20:12,132 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 21:20:12,132 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 21:20:12,132 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 21:20:12,139 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:12" (1/1) ... [2024-11-16 21:20:12,209 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:12" (1/1) ... [2024-11-16 21:20:12,402 INFO L138 Inliner]: procedures = 224, calls = 1326, calls flagged for inlining = 80, calls inlined = 75, statements flattened = 3233 [2024-11-16 21:20:12,403 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 21:20:12,403 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 21:20:12,404 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 21:20:12,404 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 21:20:12,414 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:12" (1/1) ... [2024-11-16 21:20:12,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:12" (1/1) ... [2024-11-16 21:20:12,441 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:12" (1/1) ... [2024-11-16 21:20:12,606 INFO L175 MemorySlicer]: Split 824 memory accesses to 20 slices as follows [2, 5, 12, 5, 29, 15, 15, 647, 26, 3, 5, 16, 6, 8, 3, 1, 14, 8, 3, 1]. 79 percent of accesses are in the largest equivalence class. The 518 initializations are split as follows [2, 5, 0, 5, 0, 8, 8, 451, 0, 3, 5, 0, 6, 8, 3, 0, 3, 8, 3, 0]. The 150 writes are split as follows [0, 0, 2, 0, 29, 3, 0, 63, 26, 0, 0, 16, 0, 0, 0, 1, 10, 0, 0, 0]. [2024-11-16 21:20:12,610 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:12" (1/1) ... [2024-11-16 21:20:12,610 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:12" (1/1) ... [2024-11-16 21:20:12,690 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:12" (1/1) ... [2024-11-16 21:20:12,697 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:12" (1/1) ... [2024-11-16 21:20:12,719 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:12" (1/1) ... [2024-11-16 21:20:12,734 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:12" (1/1) ... [2024-11-16 21:20:12,764 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 21:20:12,765 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 21:20:12,766 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 21:20:12,766 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 21:20:12,767 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:12" (1/1) ... [2024-11-16 21:20:12,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 21:20:12,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 21:20:12,807 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-16 21:20:12,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-16 21:20:12,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_port_mutex_of_lp_struct [2024-11-16 21:20:12,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_port_mutex_of_lp_struct [2024-11-16 21:20:12,857 INFO L130 BoogieDeclarations]: Found specification of procedure lp_error [2024-11-16 21:20:12,857 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_error [2024-11-16 21:20:12,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-16 21:20:12,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-16 21:20:12,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-16 21:20:12,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-16 21:20:12,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-16 21:20:12,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-16 21:20:12,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-16 21:20:12,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-16 21:20:12,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-16 21:20:12,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-16 21:20:12,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-16 21:20:12,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-16 21:20:12,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-16 21:20:12,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-16 21:20:12,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-16 21:20:12,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-16 21:20:12,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-16 21:20:12,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-16 21:20:12,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-16 21:20:12,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-16 21:20:12,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-16 21:20:12,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-16 21:20:12,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-16 21:20:12,861 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-16 21:20:12,862 INFO L130 BoogieDeclarations]: Found specification of procedure lp_register [2024-11-16 21:20:12,862 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_register [2024-11-16 21:20:12,862 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2024-11-16 21:20:12,862 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2024-11-16 21:20:12,862 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-16 21:20:12,862 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-16 21:20:12,863 INFO L130 BoogieDeclarations]: Found specification of procedure lp_release_parport [2024-11-16 21:20:12,863 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_release_parport [2024-11-16 21:20:12,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-16 21:20:12,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-16 21:20:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-16 21:20:12,864 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-16 21:20:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-16 21:20:12,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-16 21:20:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 21:20:12,864 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 21:20:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-16 21:20:12,865 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-16 21:20:12,865 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-16 21:20:12,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-16 21:20:12,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_port_mutex_of_lp_struct [2024-11-16 21:20:12,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_port_mutex_of_lp_struct [2024-11-16 21:20:12,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-16 21:20:12,866 INFO L130 BoogieDeclarations]: Found specification of procedure lp_set_timeout [2024-11-16 21:20:12,866 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_set_timeout [2024-11-16 21:20:12,866 INFO L130 BoogieDeclarations]: Found specification of procedure lp_reset [2024-11-16 21:20:12,866 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_reset [2024-11-16 21:20:12,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_25 [2024-11-16 21:20:12,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_25 [2024-11-16 21:20:12,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-16 21:20:12,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-16 21:20:12,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-16 21:20:12,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-16 21:20:12,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-16 21:20:12,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-16 21:20:12,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-16 21:20:12,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-16 21:20:12,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-16 21:20:12,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-16 21:20:12,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-16 21:20:12,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-16 21:20:12,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-16 21:20:12,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-16 21:20:12,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-16 21:20:12,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-16 21:20:12,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-16 21:20:12,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-16 21:20:12,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-16 21:20:12,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-16 21:20:12,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-16 21:20:12,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-16 21:20:12,870 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2024-11-16 21:20:12,870 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2024-11-16 21:20:12,870 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-11-16 21:20:12,870 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-11-16 21:20:12,870 INFO L130 BoogieDeclarations]: Found specification of procedure parport_write [2024-11-16 21:20:12,871 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_write [2024-11-16 21:20:12,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-16 21:20:12,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-16 21:20:12,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-16 21:20:12,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-16 21:20:12,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-16 21:20:12,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-16 21:20:12,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-16 21:20:12,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-16 21:20:12,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-16 21:20:12,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-16 21:20:12,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-16 21:20:12,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-16 21:20:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-16 21:20:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-16 21:20:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-16 21:20:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-16 21:20:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-16 21:20:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-16 21:20:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-16 21:20:12,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-16 21:20:12,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-16 21:20:12,874 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-16 21:20:12,874 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-16 21:20:12,874 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-16 21:20:12,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-16 21:20:12,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lp_mutex [2024-11-16 21:20:12,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lp_mutex [2024-11-16 21:20:12,875 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2024-11-16 21:20:12,875 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2024-11-16 21:20:12,875 INFO L130 BoogieDeclarations]: Found specification of procedure parport_negotiate [2024-11-16 21:20:12,875 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_negotiate [2024-11-16 21:20:12,875 INFO L130 BoogieDeclarations]: Found specification of procedure parport_release [2024-11-16 21:20:12,876 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_release [2024-11-16 21:20:12,876 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_console [2024-11-16 21:20:12,876 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_console [2024-11-16 21:20:12,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-16 21:20:12,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-16 21:20:12,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-16 21:20:12,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-16 21:20:12,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-16 21:20:12,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-16 21:20:12,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-16 21:20:12,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-16 21:20:12,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-16 21:20:12,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-16 21:20:12,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-16 21:20:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-16 21:20:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-16 21:20:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-16 21:20:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-16 21:20:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-16 21:20:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-16 21:20:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-16 21:20:12,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-16 21:20:12,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-16 21:20:12,879 INFO L130 BoogieDeclarations]: Found specification of procedure parport_set_timeout [2024-11-16 21:20:12,879 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_set_timeout [2024-11-16 21:20:12,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-16 21:20:12,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-16 21:20:12,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-16 21:20:12,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-16 21:20:12,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-16 21:20:12,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-16 21:20:12,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-16 21:20:12,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-16 21:20:12,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-16 21:20:12,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-16 21:20:12,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-16 21:20:12,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-16 21:20:12,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-16 21:20:12,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-16 21:20:12,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-16 21:20:12,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-16 21:20:12,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-16 21:20:12,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-16 21:20:12,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-16 21:20:12,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-16 21:20:12,882 INFO L130 BoogieDeclarations]: Found specification of procedure parport_claim_or_block [2024-11-16 21:20:12,882 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_claim_or_block [2024-11-16 21:20:12,882 INFO L130 BoogieDeclarations]: Found specification of procedure lp_do_ioctl [2024-11-16 21:20:12,883 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_do_ioctl [2024-11-16 21:20:12,883 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2024-11-16 21:20:12,883 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2024-11-16 21:20:12,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-16 21:20:12,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-16 21:20:12,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-16 21:20:12,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-16 21:20:12,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-16 21:20:12,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-16 21:20:12,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-16 21:20:12,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-16 21:20:12,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-16 21:20:12,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-16 21:20:12,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-16 21:20:12,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-16 21:20:12,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-16 21:20:12,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-16 21:20:12,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-16 21:20:12,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-16 21:20:12,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-16 21:20:12,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-16 21:20:12,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-16 21:20:12,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-16 21:20:12,885 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-16 21:20:12,886 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-16 21:20:12,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-16 21:20:12,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-16 21:20:12,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-16 21:20:12,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-16 21:20:12,886 INFO L130 BoogieDeclarations]: Found specification of procedure lp_claim_parport_or_block [2024-11-16 21:20:12,886 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_claim_parport_or_block [2024-11-16 21:20:12,887 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2024-11-16 21:20:12,887 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2024-11-16 21:20:12,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-16 21:20:12,887 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-16 21:20:12,887 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-16 21:20:12,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-16 21:20:12,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-16 21:20:12,888 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-16 21:20:12,888 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-16 21:20:12,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 21:20:12,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-16 21:20:12,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-16 21:20:12,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-16 21:20:12,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-16 21:20:12,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-16 21:20:12,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-16 21:20:12,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-16 21:20:12,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-16 21:20:12,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-16 21:20:12,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-16 21:20:12,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-16 21:20:12,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-16 21:20:12,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-16 21:20:12,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-16 21:20:12,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-16 21:20:12,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-16 21:20:12,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-16 21:20:12,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-16 21:20:12,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-16 21:20:12,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-16 21:20:12,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-16 21:20:12,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-16 21:20:12,891 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-16 21:20:12,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-16 21:20:12,892 INFO L130 BoogieDeclarations]: Found specification of procedure lp_detach [2024-11-16 21:20:12,892 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_detach [2024-11-16 21:20:12,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lp_mutex [2024-11-16 21:20:12,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lp_mutex [2024-11-16 21:20:12,892 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-16 21:20:12,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-16 21:20:12,893 INFO L130 BoogieDeclarations]: Found specification of procedure lp_negotiate [2024-11-16 21:20:12,893 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_negotiate [2024-11-16 21:20:12,893 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2024-11-16 21:20:12,893 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2024-11-16 21:20:12,893 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2024-11-16 21:20:12,893 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2024-11-16 21:20:12,893 INFO L130 BoogieDeclarations]: Found specification of procedure lp_wait_ready [2024-11-16 21:20:12,893 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_wait_ready [2024-11-16 21:20:12,893 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2024-11-16 21:20:12,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2024-11-16 21:20:12,894 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2024-11-16 21:20:12,894 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2024-11-16 21:20:12,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 21:20:12,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-16 21:20:12,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-16 21:20:12,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-16 21:20:12,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-16 21:20:12,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-16 21:20:12,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-16 21:20:12,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-16 21:20:12,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-16 21:20:12,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-16 21:20:12,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-16 21:20:12,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-16 21:20:12,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-16 21:20:12,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-16 21:20:12,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-16 21:20:12,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-16 21:20:12,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-16 21:20:12,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-16 21:20:12,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-16 21:20:12,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-16 21:20:12,897 INFO L130 BoogieDeclarations]: Found specification of procedure lp_write [2024-11-16 21:20:12,897 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_write [2024-11-16 21:20:12,897 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2024-11-16 21:20:12,897 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2024-11-16 21:20:12,897 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2024-11-16 21:20:12,897 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2024-11-16 21:20:12,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 21:20:12,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 21:20:12,898 INFO L130 BoogieDeclarations]: Found specification of procedure parport_yield_blocking [2024-11-16 21:20:12,898 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_yield_blocking [2024-11-16 21:20:12,898 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-16 21:20:12,898 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-16 21:20:13,413 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 21:20:13,419 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 21:20:13,558 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3868: call ULTIMATE.dealloc(~#wait~0.base, ~#wait~0.offset);havoc ~#wait~0.base, ~#wait~0.offset; [2024-11-16 21:20:13,567 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-16 21:20:13,674 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6259: havoc parport_register_device_#t~ret619#1.base, parport_register_device_#t~ret619#1.offset; [2024-11-16 21:20:13,675 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6189: havoc device_create_#t~ret605#1.base, device_create_#t~ret605#1.offset; [2024-11-16 21:20:13,679 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3687: havoc #t~mem69.base, #t~mem69.offset; [2024-11-16 21:20:13,826 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6229: havoc #t~nondet612; [2024-11-16 21:20:13,832 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6276: havoc #t~nondet621; [2024-11-16 21:20:13,835 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6283: havoc #t~nondet622; [2024-11-16 21:20:13,853 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6252: havoc #t~nondet617; [2024-11-16 21:20:13,857 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6301: havoc #t~nondet625; [2024-11-16 21:20:13,862 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6266: havoc #t~nondet620; [2024-11-16 21:20:13,865 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6248: havoc #t~nondet616; [2024-11-16 21:20:14,128 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5267-1: ldv_mutex_lock_interruptible_18_#res#1 := ldv_mutex_lock_interruptible_18_~ldv_func_res~3#1; [2024-11-16 21:20:14,128 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4327: call ULTIMATE.dealloc(~#status~2#1.base, ~#status~2#1.offset);havoc ~#status~2#1.base, ~#status~2#1.offset; [2024-11-16 21:20:14,147 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6179: havoc _copy_to_user_#t~nondet603#1; [2024-11-16 21:20:14,197 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6175: havoc _copy_from_user_#t~nondet602#1; [2024-11-16 21:20:14,222 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3681: havoc #t~mem68; [2024-11-16 21:20:14,313 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6293: havoc #t~nondet623; [2024-11-16 21:20:14,436 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5209-1: ldv_mutex_lock_interruptible_12_#res#1 := ldv_mutex_lock_interruptible_12_~ldv_func_res~1#1; [2024-11-16 21:20:19,626 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6214: havoc ldv_probe_2_#t~nondet609#1; [2024-11-16 21:20:19,627 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6218: havoc ldv_release_1_#t~nondet610#1; [2024-11-16 21:20:19,627 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6186: havoc compat_get_timeval_#t~nondet604#1; [2024-11-16 21:20:19,627 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5230-1: ldv_mutex_lock_interruptible_14_#res#1 := ldv_mutex_lock_interruptible_14_~ldv_func_res~2#1; [2024-11-16 21:20:19,627 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6222: havoc ldv_release_2_#t~nondet611#1; [2024-11-16 21:20:19,627 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6256: havoc parport_read_#t~nondet618#1; [2024-11-16 21:20:19,627 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4475: call ULTIMATE.dealloc(lp_compat_ioctl_~#par_timeout~1#1.base, lp_compat_ioctl_~#par_timeout~1#1.offset);havoc lp_compat_ioctl_~#par_timeout~1#1.base, lp_compat_ioctl_~#par_timeout~1#1.offset; [2024-11-16 21:20:19,627 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6160: havoc __parport_register_driver_#t~nondet599#1; [2024-11-16 21:20:19,627 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4445: call ULTIMATE.dealloc(lp_ioctl_~#par_timeout~0#1.base, lp_ioctl_~#par_timeout~0#1.offset);havoc lp_ioctl_~#par_timeout~0#1.base, lp_ioctl_~#par_timeout~0#1.offset; [2024-11-16 21:20:19,627 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6164: havoc __register_chrdev_#t~nondet600#1; [2024-11-16 21:20:19,627 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6297: havoc simple_strtoul_#t~nondet624#1; [2024-11-16 21:20:19,627 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3655: havoc __kmalloc_#t~ret65#1.base, __kmalloc_#t~ret65#1.offset; [2024-11-16 21:20:19,628 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6199: havoc ldv_close_1_#t~nondet606#1; [2024-11-16 21:20:19,628 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4118: call ULTIMATE.dealloc(lp_read_~#wait~1#1.base, lp_read_~#wait~1#1.offset);havoc lp_read_~#wait~1#1.base, lp_read_~#wait~1#1.offset; [2024-11-16 21:20:19,628 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4681: call ULTIMATE.dealloc(lp_init_~#__key~0#1.base, lp_init_~#__key~0#1.offset);havoc lp_init_~#__key~0#1.base, lp_init_~#__key~0#1.offset;call ULTIMATE.dealloc(lp_init_~#__key___0~0#1.base, lp_init_~#__key___0~0#1.offset);havoc lp_init_~#__key___0~0#1.base, lp_init_~#__key___0~0#1.offset;call ULTIMATE.dealloc(lp_init_~#__key___1~0#1.base, lp_init_~#__key___1~0#1.offset);havoc lp_init_~#__key___1~0#1.base, lp_init_~#__key___1~0#1.offset;call ULTIMATE.dealloc(lp_init_~#__key___2~0#1.base, lp_init_~#__key___2~0#1.offset);havoc lp_init_~#__key___2~0#1.base, lp_init_~#__key___2~0#1.offset; [2024-11-16 21:20:19,628 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6171: havoc _cond_resched_#t~nondet601#1; [2024-11-16 21:20:19,628 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6138: havoc __class_create_#t~ret598#1.base, __class_create_#t~ret598#1.offset; [2024-11-16 21:20:19,628 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6206: havoc ldv_open_1_#t~nondet607#1; [2024-11-16 21:20:19,628 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4753: call ULTIMATE.dealloc(lp_init_module_~#ep~0#1.base, lp_init_module_~#ep~0#1.offset);havoc lp_init_module_~#ep~0#1.base, lp_init_module_~#ep~0#1.offset; [2024-11-16 21:20:19,628 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6240: havoc noop_llseek_#t~nondet614#1; [2024-11-16 21:20:19,628 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6210: havoc ldv_probe_1_#t~nondet608#1; [2024-11-16 21:20:19,628 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4856: call ULTIMATE.dealloc(main_~#ldvarg7~0#1.base, main_~#ldvarg7~0#1.offset);havoc main_~#ldvarg7~0#1.base, main_~#ldvarg7~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg3~0#1.base, main_~#ldvarg3~0#1.offset);havoc main_~#ldvarg3~0#1.base, main_~#ldvarg3~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg0~0#1.base, main_~#ldvarg0~0#1.offset);havoc main_~#ldvarg0~0#1.base, main_~#ldvarg0~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg5~0#1.base, main_~#ldvarg5~0#1.offset);havoc main_~#ldvarg5~0#1.base, main_~#ldvarg5~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg1~0#1.base, main_~#ldvarg1~0#1.offset);havoc main_~#ldvarg1~0#1.base, main_~#ldvarg1~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg4~0#1.base, main_~#ldvarg4~0#1.offset);havoc main_~#ldvarg4~0#1.base, main_~#ldvarg4~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg10~0#1.base, main_~#ldvarg10~0#1.offset);havoc main_~#ldvarg10~0#1.base, main_~#ldvarg10~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg2~0#1.base, main_~#ldvarg2~0#1.offset);havoc main_~#ldvarg2~0#1.base, main_~#ldvarg2~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg13~0#1.base, main_~#ldvarg13~0#1.offset);havoc main_~#ldvarg13~0#1.base, main_~#ldvarg13~0#1.offset; [2024-11-16 21:20:19,629 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6244: havoc parport_claim_#t~nondet615#1; [2024-11-16 21:20:20,157 INFO L? ?]: Removed 1075 outVars from TransFormulas that were not future-live. [2024-11-16 21:20:20,158 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 21:20:20,213 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 21:20:20,214 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 21:20:20,214 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 09:20:20 BoogieIcfgContainer [2024-11-16 21:20:20,214 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 21:20:20,216 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 21:20:20,216 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 21:20:20,219 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 21:20:20,220 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 09:20:10" (1/3) ... [2024-11-16 21:20:20,220 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57c62799 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 09:20:20, skipping insertion in model container [2024-11-16 21:20:20,222 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:12" (2/3) ... [2024-11-16 21:20:20,222 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57c62799 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 09:20:20, skipping insertion in model container [2024-11-16 21:20:20,222 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 09:20:20" (3/3) ... [2024-11-16 21:20:20,223 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i [2024-11-16 21:20:20,238 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 21:20:20,239 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 21:20:20,329 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 21:20:20,336 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;@1f0d3a6c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 21:20:20,337 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 21:20:20,345 INFO L276 IsEmpty]: Start isEmpty. Operand has 1016 states, 753 states have (on average 1.3705179282868525) internal successors, (1032), 777 states have internal predecessors, (1032), 205 states have call successors, (205), 57 states have call predecessors, (205), 56 states have return successors, (200), 200 states have call predecessors, (200), 200 states have call successors, (200) [2024-11-16 21:20:20,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-16 21:20:20,366 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 21:20:20,367 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 21:20:20,367 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 21:20:20,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 21:20:20,372 INFO L85 PathProgramCache]: Analyzing trace with hash 1113114837, now seen corresponding path program 1 times [2024-11-16 21:20:20,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 21:20:20,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286292865] [2024-11-16 21:20:20,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 21:20:20,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 21:20:22,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-16 21:20:22,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:20:22,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:20:22,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 21:20:22,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:20:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:20:22,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 21:20:22,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:20:22,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:20:22,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 21:20:22,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:20:22,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:20:22,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 21:20:22,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:20:22,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:20:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 21:20:22,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:20:22,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:20:22,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 21:20:22,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 21:20:22,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-16 21:20:22,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 21:20:22,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 21:20:22,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 21:20:22,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-16 21:20:22,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 21:20:22,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 21:20:22,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:22,812 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-16 21:20:22,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 21:20:22,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286292865] [2024-11-16 21:20:22,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286292865] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 21:20:22,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 21:20:22,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 21:20:22,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995152662] [2024-11-16 21:20:22,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 21:20:22,820 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 21:20:22,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 21:20:22,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 21:20:22,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-16 21:20:22,855 INFO L87 Difference]: Start difference. First operand has 1016 states, 753 states have (on average 1.3705179282868525) internal successors, (1032), 777 states have internal predecessors, (1032), 205 states have call successors, (205), 57 states have call predecessors, (205), 56 states have return successors, (200), 200 states have call predecessors, (200), 200 states have call successors, (200) Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-16 21:20:26,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 21:20:30,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 21:20:35,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 21:20:35,283 INFO L93 Difference]: Finished difference Result 2086 states and 3003 transitions. [2024-11-16 21:20:35,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 21:20:35,286 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 181 [2024-11-16 21:20:35,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 21:20:35,314 INFO L225 Difference]: With dead ends: 2086 [2024-11-16 21:20:35,314 INFO L226 Difference]: Without dead ends: 1063 [2024-11-16 21:20:35,325 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-16 21:20:35,328 INFO L432 NwaCegarLoop]: 718 mSDtfsCounter, 1262 mSDsluCounter, 956 mSDsCounter, 0 mSdLazyCounter, 1337 mSolverCounterSat, 739 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1302 SdHoareTripleChecker+Valid, 1674 SdHoareTripleChecker+Invalid, 2078 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 739 IncrementalHoareTripleChecker+Valid, 1337 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2024-11-16 21:20:35,329 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1302 Valid, 1674 Invalid, 2078 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [739 Valid, 1337 Invalid, 2 Unknown, 0 Unchecked, 12.1s Time] [2024-11-16 21:20:35,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1063 states. [2024-11-16 21:20:35,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1063 to 1004. [2024-11-16 21:20:35,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1004 states, 748 states have (on average 1.3556149732620322) internal successors, (1014), 765 states have internal predecessors, (1014), 200 states have call successors, (200), 56 states have call predecessors, (200), 55 states have return successors, (191), 191 states have call predecessors, (191), 191 states have call successors, (191) [2024-11-16 21:20:35,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 1004 states and 1405 transitions. [2024-11-16 21:20:35,459 INFO L78 Accepts]: Start accepts. Automaton has 1004 states and 1405 transitions. Word has length 181 [2024-11-16 21:20:35,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 21:20:35,460 INFO L471 AbstractCegarLoop]: Abstraction has 1004 states and 1405 transitions. [2024-11-16 21:20:35,460 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-16 21:20:35,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1405 transitions. [2024-11-16 21:20:35,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-16 21:20:35,465 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 21:20:35,465 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 21:20:35,466 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 21:20:35,466 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 21:20:35,466 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 21:20:35,467 INFO L85 PathProgramCache]: Analyzing trace with hash 737159567, now seen corresponding path program 1 times [2024-11-16 21:20:35,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 21:20:35,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606776549] [2024-11-16 21:20:35,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 21:20:35,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 21:20:36,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-16 21:20:37,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:20:37,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:20:37,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 21:20:37,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:20:37,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:20:37,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 21:20:37,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:20:37,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:20:37,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 21:20:37,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:20:37,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:20:37,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 21:20:37,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:20:37,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:20:37,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 21:20:37,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:20:37,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:20:37,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 21:20:37,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 21:20:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-16 21:20:37,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 21:20:37,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 21:20:37,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 21:20:37,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-16 21:20:37,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 21:20:37,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 21:20:37,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:37,459 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-16 21:20:37,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 21:20:37,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606776549] [2024-11-16 21:20:37,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606776549] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 21:20:37,460 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 21:20:37,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 21:20:37,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996980375] [2024-11-16 21:20:37,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 21:20:37,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 21:20:37,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 21:20:37,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 21:20:37,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-16 21:20:37,467 INFO L87 Difference]: Start difference. First operand 1004 states and 1405 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-16 21:20:41,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 21:20:45,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 21:20:56,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 21:20:56,740 INFO L93 Difference]: Finished difference Result 3049 states and 4293 transitions. [2024-11-16 21:20:56,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-16 21:20:56,741 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 181 [2024-11-16 21:20:56,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 21:20:56,760 INFO L225 Difference]: With dead ends: 3049 [2024-11-16 21:20:56,761 INFO L226 Difference]: Without dead ends: 2083 [2024-11-16 21:20:56,766 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2024-11-16 21:20:56,767 INFO L432 NwaCegarLoop]: 723 mSDtfsCounter, 3069 mSDsluCounter, 2582 mSDsCounter, 0 mSdLazyCounter, 3401 mSolverCounterSat, 1178 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3208 SdHoareTripleChecker+Valid, 3305 SdHoareTripleChecker+Invalid, 4581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1178 IncrementalHoareTripleChecker+Valid, 3401 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.6s IncrementalHoareTripleChecker+Time [2024-11-16 21:20:56,769 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3208 Valid, 3305 Invalid, 4581 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1178 Valid, 3401 Invalid, 2 Unknown, 0 Unchecked, 18.6s Time] [2024-11-16 21:20:56,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2083 states. [2024-11-16 21:20:56,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2083 to 1950. [2024-11-16 21:20:56,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1950 states, 1464 states have (on average 1.3592896174863387) internal successors, (1990), 1491 states have internal predecessors, (1990), 376 states have call successors, (376), 110 states have call predecessors, (376), 109 states have return successors, (367), 366 states have call predecessors, (367), 367 states have call successors, (367) [2024-11-16 21:20:56,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 1950 states and 2733 transitions. [2024-11-16 21:20:56,900 INFO L78 Accepts]: Start accepts. Automaton has 1950 states and 2733 transitions. Word has length 181 [2024-11-16 21:20:56,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 21:20:56,902 INFO L471 AbstractCegarLoop]: Abstraction has 1950 states and 2733 transitions. [2024-11-16 21:20:56,903 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-16 21:20:56,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1950 states and 2733 transitions. [2024-11-16 21:20:56,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-16 21:20:56,910 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 21:20:56,911 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 21:20:56,911 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 21:20:56,912 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 21:20:56,912 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 21:20:56,912 INFO L85 PathProgramCache]: Analyzing trace with hash -768979542, now seen corresponding path program 1 times [2024-11-16 21:20:56,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 21:20:56,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690157531] [2024-11-16 21:20:56,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 21:20:56,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 21:20:57,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-16 21:20:58,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:20:58,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:20:58,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 21:20:58,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:20:58,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:20:58,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 21:20:58,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:20:58,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:20:58,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 21:20:58,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:20:58,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:20:58,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 21:20:58,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:20:58,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:20:58,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 21:20:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:20:58,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:20:58,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 21:20:58,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 21:20:58,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-16 21:20:58,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 21:20:58,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 21:20:58,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 21:20:58,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-16 21:20:58,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 21:20:58,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 21:20:58,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:20:58,693 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-16 21:20:58,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 21:20:58,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690157531] [2024-11-16 21:20:58,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1690157531] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 21:20:58,695 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 21:20:58,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 21:20:58,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601153747] [2024-11-16 21:20:58,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 21:20:58,696 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-16 21:20:58,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 21:20:58,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-16 21:20:58,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-16 21:20:58,697 INFO L87 Difference]: Start difference. First operand 1950 states and 2733 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-16 21:21:02,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 21:21:06,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 21:21:16,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 21:21:16,441 INFO L93 Difference]: Finished difference Result 3998 states and 5627 transitions. [2024-11-16 21:21:16,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 21:21:16,442 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 182 [2024-11-16 21:21:16,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 21:21:16,461 INFO L225 Difference]: With dead ends: 3998 [2024-11-16 21:21:16,462 INFO L226 Difference]: Without dead ends: 2086 [2024-11-16 21:21:16,470 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2024-11-16 21:21:16,472 INFO L432 NwaCegarLoop]: 701 mSDtfsCounter, 2135 mSDsluCounter, 2568 mSDsCounter, 0 mSdLazyCounter, 3393 mSolverCounterSat, 751 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2258 SdHoareTripleChecker+Valid, 3269 SdHoareTripleChecker+Invalid, 4146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 751 IncrementalHoareTripleChecker+Valid, 3393 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.2s IncrementalHoareTripleChecker+Time [2024-11-16 21:21:16,473 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2258 Valid, 3269 Invalid, 4146 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [751 Valid, 3393 Invalid, 2 Unknown, 0 Unchecked, 17.2s Time] [2024-11-16 21:21:16,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2086 states. [2024-11-16 21:21:16,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2086 to 1958. [2024-11-16 21:21:16,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1958 states, 1472 states have (on average 1.357336956521739) internal successors, (1998), 1499 states have internal predecessors, (1998), 376 states have call successors, (376), 110 states have call predecessors, (376), 109 states have return successors, (367), 366 states have call predecessors, (367), 367 states have call successors, (367) [2024-11-16 21:21:16,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1958 states and 2741 transitions. [2024-11-16 21:21:16,593 INFO L78 Accepts]: Start accepts. Automaton has 1958 states and 2741 transitions. Word has length 182 [2024-11-16 21:21:16,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 21:21:16,594 INFO L471 AbstractCegarLoop]: Abstraction has 1958 states and 2741 transitions. [2024-11-16 21:21:16,594 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-16 21:21:16,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 2741 transitions. [2024-11-16 21:21:16,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-16 21:21:16,599 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 21:21:16,599 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 21:21:16,599 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 21:21:16,599 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 21:21:16,600 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 21:21:16,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1772441648, now seen corresponding path program 1 times [2024-11-16 21:21:16,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 21:21:16,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248461744] [2024-11-16 21:21:16,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 21:21:16,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 21:21:17,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-16 21:21:17,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:21:17,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:21:17,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 21:21:17,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:21:17,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:21:17,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 21:21:17,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:21:17,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:21:17,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 21:21:17,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:21:17,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:21:17,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 21:21:17,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:21:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:21:17,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 21:21:17,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:21:17,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:21:17,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 21:21:17,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 21:21:17,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-16 21:21:17,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 21:21:17,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 21:21:17,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 21:21:17,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-16 21:21:17,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 21:21:17,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 21:21:17,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 21:21:17,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:21:17,995 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-16 21:21:17,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 21:21:17,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248461744] [2024-11-16 21:21:17,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248461744] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 21:21:17,996 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 21:21:17,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 21:21:17,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928024794] [2024-11-16 21:21:17,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 21:21:17,997 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 21:21:17,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 21:21:17,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 21:21:17,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-16 21:21:17,999 INFO L87 Difference]: Start difference. First operand 1958 states and 2741 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-16 21:21:22,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 21:21:26,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []