./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/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())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', 'c850114a14157388fff72c3ea545dc39574a5dacf1bf063210a2e523cf9f3a54'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 c850114a14157388fff72c3ea545dc39574a5dacf1bf063210a2e523cf9f3a54 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 13:08:20,380 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 13:08:20,450 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 13:08:20,455 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 13:08:20,455 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 13:08:20,484 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 13:08:20,486 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 13:08:20,486 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 13:08:20,487 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 13:08:20,487 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 13:08:20,488 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 13:08:20,488 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 13:08:20,488 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 13:08:20,488 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 13:08:20,489 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 13:08:20,489 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 13:08:20,489 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 13:08:20,489 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 13:08:20,489 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 13:08:20,489 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 13:08:20,489 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 13:08:20,490 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 13:08:20,490 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 13:08:20,490 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 13:08:20,490 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 13:08:20,490 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 13:08:20,490 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 13:08:20,490 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 13:08:20,490 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 13:08:20,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 13:08:20,491 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 13:08:20,491 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 13:08:20,491 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 13:08:20,491 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 13:08:20,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 13:08:20,491 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 13:08:20,492 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 13:08:20,493 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 13:08:20,493 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 13:08:20,493 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/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 -> c850114a14157388fff72c3ea545dc39574a5dacf1bf063210a2e523cf9f3a54 [2024-11-07 13:08:20,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 13:08:20,752 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 13:08:20,754 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 13:08:20,755 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 13:08:20,756 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 13:08:20,757 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i [2024-11-07 13:08:21,962 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 13:08:22,369 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 13:08:22,370 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i [2024-11-07 13:08:22,407 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/10cb4d7ae/1b59fdce3dea4f57b71cd55907cd1d22/FLAG58084699d [2024-11-07 13:08:22,424 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/10cb4d7ae/1b59fdce3dea4f57b71cd55907cd1d22 [2024-11-07 13:08:22,427 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 13:08:22,428 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 13:08:22,431 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 13:08:22,431 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 13:08:22,435 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 13:08:22,435 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:08:22" (1/1) ... [2024-11-07 13:08:22,437 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dfacd26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:22, skipping insertion in model container [2024-11-07 13:08:22,437 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:08:22" (1/1) ... [2024-11-07 13:08:22,522 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 13:08:22,856 WARN L1351 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2482] [2024-11-07 13:08:22,856 WARN L1351 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2483-2484] [2024-11-07 13:08:22,964 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i[72349,72362] [2024-11-07 13:08:23,240 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 13:08:23,298 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 13:08:23,376 WARN L1351 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2482] [2024-11-07 13:08:23,376 WARN L1351 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2483-2484] [2024-11-07 13:08:23,381 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port___0)); [2619] [2024-11-07 13:08:23,383 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port___0)); [2627] [2024-11-07 13:08:23,386 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i[72349,72362] [2024-11-07 13:08:23,497 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 13:08:23,552 INFO L204 MainTranslator]: Completed translation [2024-11-07 13:08:23,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:23 WrapperNode [2024-11-07 13:08:23,554 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 13:08:23,555 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 13:08:23,555 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 13:08:23,556 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 13:08:23,561 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:23" (1/1) ... [2024-11-07 13:08:23,615 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:23" (1/1) ... [2024-11-07 13:08:23,755 INFO L138 Inliner]: procedures = 142, calls = 1053, calls flagged for inlining = 73, calls inlined = 71, statements flattened = 2223 [2024-11-07 13:08:23,755 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 13:08:23,756 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 13:08:23,756 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 13:08:23,756 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 13:08:23,765 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:23" (1/1) ... [2024-11-07 13:08:23,765 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:23" (1/1) ... [2024-11-07 13:08:23,781 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:23" (1/1) ... [2024-11-07 13:08:23,937 INFO L175 MemorySlicer]: Split 753 memory accesses to 25 slices as follows [6, 34, 8, 34, 34, 34, 34, 34, 34, 39, 40, 36, 34, 34, 8, 16, 9, 6, 7, 229, 8, 2, 6, 24, 3]. 30 percent of accesses are in the largest equivalence class. The 70 initializations are split as follows [5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 32, 8, 16, 0, 0, 0, 7, 0, 2, 0, 0, 0]. The 474 writes are split as follows [0, 33, 0, 33, 33, 33, 33, 33, 33, 35, 36, 33, 33, 1, 0, 0, 9, 0, 1, 67, 0, 0, 1, 24, 3]. [2024-11-07 13:08:23,938 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:23" (1/1) ... [2024-11-07 13:08:23,938 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:23" (1/1) ... [2024-11-07 13:08:24,028 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:23" (1/1) ... [2024-11-07 13:08:24,050 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:23" (1/1) ... [2024-11-07 13:08:24,074 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:23" (1/1) ... [2024-11-07 13:08:24,093 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:23" (1/1) ... [2024-11-07 13:08:24,126 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 13:08:24,127 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 13:08:24,128 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 13:08:24,128 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 13:08:24,129 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:23" (1/1) ... [2024-11-07 13:08:24,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 13:08:24,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 13:08:24,162 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 13:08:24,165 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 13:08:24,188 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_free [2024-11-07 13:08:24,189 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_free [2024-11-07 13:08:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_do_close [2024-11-07 13:08:24,189 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_do_close [2024-11-07 13:08:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2024-11-07 13:08:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2024-11-07 13:08:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2024-11-07 13:08:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2024-11-07 13:08:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2024-11-07 13:08:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2024-11-07 13:08:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2024-11-07 13:08:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2024-11-07 13:08:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2024-11-07 13:08:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2024-11-07 13:08:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2024-11-07 13:08:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2024-11-07 13:08:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2024-11-07 13:08:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2024-11-07 13:08:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2024-11-07 13:08:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2024-11-07 13:08:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2024-11-07 13:08:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2024-11-07 13:08:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2024-11-07 13:08:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2024-11-07 13:08:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#20 [2024-11-07 13:08:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#21 [2024-11-07 13:08:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#22 [2024-11-07 13:08:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#23 [2024-11-07 13:08:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#24 [2024-11-07 13:08:24,191 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2024-11-07 13:08:24,191 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2024-11-07 13:08:24,192 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2024-11-07 13:08:24,192 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2024-11-07 13:08:24,192 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2024-11-07 13:08:24,192 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2024-11-07 13:08:24,192 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2024-11-07 13:08:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2024-11-07 13:08:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2024-11-07 13:08:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2024-11-07 13:08:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2024-11-07 13:08:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2024-11-07 13:08:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2024-11-07 13:08:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2024-11-07 13:08:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2024-11-07 13:08:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2024-11-07 13:08:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2024-11-07 13:08:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2024-11-07 13:08:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2024-11-07 13:08:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2024-11-07 13:08:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#20 [2024-11-07 13:08:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#21 [2024-11-07 13:08:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#22 [2024-11-07 13:08:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#23 [2024-11-07 13:08:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#24 [2024-11-07 13:08:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_add_timer [2024-11-07 13:08:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_add_timer [2024-11-07 13:08:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 13:08:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 13:08:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 13:08:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 13:08:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_io_loop [2024-11-07 13:08:24,194 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_io_loop [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 13:08:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-07 13:08:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-07 13:08:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-07 13:08:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-07 13:08:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-07 13:08:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-07 13:08:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-07 13:08:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-07 13:08:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-07 13:08:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-07 13:08:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-07 13:08:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-07 13:08:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-07 13:08:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-07 13:08:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-07 13:08:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-07 13:08:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-07 13:08:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-07 13:08:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-07 13:08:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-07 13:08:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-07 13:08:24,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-07 13:08:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 13:08:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 13:08:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 13:08:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 13:08:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 13:08:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-07 13:08:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-07 13:08:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-07 13:08:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-07 13:08:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-07 13:08:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-07 13:08:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-07 13:08:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-07 13:08:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-07 13:08:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-07 13:08:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-07 13:08:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-07 13:08:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-07 13:08:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-07 13:08:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-07 13:08:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-07 13:08:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-07 13:08:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-07 13:08:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-07 13:08:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-07 13:08:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_del_timer [2024-11-07 13:08:24,200 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_del_timer [2024-11-07 13:08:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-07 13:08:24,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-07 13:08:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-07 13:08:24,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-07 13:08:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_buffer_output [2024-11-07 13:08:24,200 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_buffer_output [2024-11-07 13:08:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_substreams [2024-11-07 13:08:24,200 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_substreams [2024-11-07 13:08:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 13:08:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 13:08:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 13:08:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 13:08:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 13:08:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-07 13:08:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-07 13:08:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-07 13:08:24,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-07 13:08:24,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_output_trigger [2024-11-07 13:08:24,203 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_output_trigger [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 13:08:24,203 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_do_open [2024-11-07 13:08:24,203 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_do_open [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 13:08:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-07 13:08:24,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2024-11-07 13:08:24,204 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-07 13:08:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-07 13:08:24,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-07 13:08:24,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-07 13:08:24,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-07 13:08:24,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-07 13:08:24,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-07 13:08:24,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-07 13:08:24,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-07 13:08:24,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-07 13:08:24,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-07 13:08:24,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-07 13:08:24,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-07 13:08:24,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-07 13:08:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-07 13:08:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-07 13:08:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-07 13:08:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-07 13:08:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure snd_serial_unregister_all [2024-11-07 13:08:24,208 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_serial_unregister_all [2024-11-07 13:08:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_output_byte [2024-11-07 13:08:24,208 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_output_byte [2024-11-07 13:08:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-07 13:08:24,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-07 13:08:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2024-11-07 13:08:24,208 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2024-11-07 13:08:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-07 13:08:24,208 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-07 13:08:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure snd_rawmidi_receive [2024-11-07 13:08:24,208 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_rawmidi_receive [2024-11-07 13:08:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_input_trigger [2024-11-07 13:08:24,208 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_input_trigger [2024-11-07 13:08:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 13:08:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-07 13:08:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-07 13:08:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-07 13:08:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-07 13:08:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-07 13:08:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-07 13:08:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-07 13:08:24,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-07 13:08:24,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-07 13:08:24,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-07 13:08:24,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-07 13:08:24,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-07 13:08:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-07 13:08:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-07 13:08:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-07 13:08:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-07 13:08:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-07 13:08:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-07 13:08:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-07 13:08:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-07 13:08:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-07 13:08:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-07 13:08:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-11-07 13:08:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-11-07 13:08:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-11-07 13:08:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure snd_card_free [2024-11-07 13:08:24,211 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_card_free [2024-11-07 13:08:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2024-11-07 13:08:24,211 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2024-11-07 13:08:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-07 13:08:24,211 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-07 13:08:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-07 13:08:24,211 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-07 13:08:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-07 13:08:24,211 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-07 13:08:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-07 13:08:24,211 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-07 13:08:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 13:08:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 13:08:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 13:08:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 13:08:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 13:08:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-07 13:08:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-07 13:08:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-07 13:08:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-07 13:08:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-07 13:08:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-07 13:08:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-07 13:08:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-07 13:08:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-07 13:08:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-07 13:08:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-07 13:08:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-07 13:08:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-07 13:08:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-07 13:08:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-07 13:08:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-07 13:08:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-07 13:08:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-07 13:08:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-07 13:08:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-07 13:08:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-07 13:08:24,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-07 13:08:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure __snd_printk [2024-11-07 13:08:24,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __snd_printk [2024-11-07 13:08:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 13:08:24,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 13:08:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure snd_rawmidi_set_ops [2024-11-07 13:08:24,212 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_rawmidi_set_ops [2024-11-07 13:08:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure snd_uart16550_write_buffer [2024-11-07 13:08:24,212 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_uart16550_write_buffer [2024-11-07 13:08:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-07 13:08:24,212 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-07 13:08:24,818 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 13:08:24,820 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 13:08:25,213 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-07 13:08:36,270 INFO L? ?]: Removed 1025 outVars from TransFormulas that were not future-live. [2024-11-07 13:08:36,270 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 13:08:36,296 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 13:08:36,296 INFO L316 CfgBuilder]: Removed 27 assume(true) statements. [2024-11-07 13:08:36,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:08:36 BoogieIcfgContainer [2024-11-07 13:08:36,297 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 13:08:36,299 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 13:08:36,299 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 13:08:36,303 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 13:08:36,304 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:08:22" (1/3) ... [2024-11-07 13:08:36,304 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46f16bb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:08:36, skipping insertion in model container [2024-11-07 13:08:36,304 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:23" (2/3) ... [2024-11-07 13:08:36,305 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46f16bb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:08:36, skipping insertion in model container [2024-11-07 13:08:36,305 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:08:36" (3/3) ... [2024-11-07 13:08:36,306 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-serial-u16550.ko-entry_point.cil.out.i [2024-11-07 13:08:36,320 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 13:08:36,321 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 13:08:36,404 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 13:08:36,418 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;@79e6b976, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 13:08:36,418 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 13:08:36,431 INFO L276 IsEmpty]: Start isEmpty. Operand has 726 states, 548 states have (on average 1.4087591240875912) internal successors, (772), 575 states have internal predecessors, (772), 142 states have call successors, (142), 35 states have call predecessors, (142), 34 states have return successors, (135), 130 states have call predecessors, (135), 135 states have call successors, (135) [2024-11-07 13:08:36,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-07 13:08:36,448 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:08:36,449 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:08:36,449 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:08:36,453 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:08:36,453 INFO L85 PathProgramCache]: Analyzing trace with hash 957365321, now seen corresponding path program 1 times [2024-11-07 13:08:36,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:08:36,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204345710] [2024-11-07 13:08:36,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:08:36,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:08:49,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:50,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-07 13:08:50,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:50,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-07 13:08:50,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:50,348 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-07 13:08:50,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:08:50,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204345710] [2024-11-07 13:08:50,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204345710] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:08:50,350 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:08:50,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 13:08:50,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34519012] [2024-11-07 13:08:50,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:08:50,354 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 13:08:50,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:08:50,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 13:08:50,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 13:08:50,378 INFO L87 Difference]: Start difference. First operand has 726 states, 548 states have (on average 1.4087591240875912) internal successors, (772), 575 states have internal predecessors, (772), 142 states have call successors, (142), 35 states have call predecessors, (142), 34 states have return successors, (135), 130 states have call predecessors, (135), 135 states have call successors, (135) Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 13:08:54,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:09:03,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:09:03,659 INFO L93 Difference]: Finished difference Result 2104 states and 3106 transitions. [2024-11-07 13:09:03,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 13:09:03,662 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 35 [2024-11-07 13:09:03,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:09:03,688 INFO L225 Difference]: With dead ends: 2104 [2024-11-07 13:09:03,689 INFO L226 Difference]: Without dead ends: 1344 [2024-11-07 13:09:03,701 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 13:09:03,704 INFO L432 NwaCegarLoop]: 917 mSDtfsCounter, 1112 mSDsluCounter, 1311 mSDsCounter, 0 mSdLazyCounter, 696 mSolverCounterSat, 350 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1212 SdHoareTripleChecker+Valid, 2228 SdHoareTripleChecker+Invalid, 1047 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 350 IncrementalHoareTripleChecker+Valid, 696 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2024-11-07 13:09:03,704 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1212 Valid, 2228 Invalid, 1047 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [350 Valid, 696 Invalid, 1 Unknown, 0 Unchecked, 12.9s Time] [2024-11-07 13:09:03,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1344 states. [2024-11-07 13:09:03,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1344 to 1185. [2024-11-07 13:09:03,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1185 states, 901 states have (on average 1.3873473917869035) internal successors, (1250), 934 states have internal predecessors, (1250), 228 states have call successors, (228), 56 states have call predecessors, (228), 55 states have return successors, (227), 218 states have call predecessors, (227), 227 states have call successors, (227) [2024-11-07 13:09:03,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 1185 states and 1705 transitions. [2024-11-07 13:09:03,881 INFO L78 Accepts]: Start accepts. Automaton has 1185 states and 1705 transitions. Word has length 35 [2024-11-07 13:09:03,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:09:03,882 INFO L471 AbstractCegarLoop]: Abstraction has 1185 states and 1705 transitions. [2024-11-07 13:09:03,882 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 13:09:03,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1705 transitions. [2024-11-07 13:09:03,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-07 13:09:03,895 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:09:03,895 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:09:03,896 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 13:09:03,896 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:09:03,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:09:03,898 INFO L85 PathProgramCache]: Analyzing trace with hash -653545885, now seen corresponding path program 1 times [2024-11-07 13:09:03,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:09:03,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437158606] [2024-11-07 13:09:03,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:09:03,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:09:16,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:17,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 13:09:17,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:17,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-07 13:09:17,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:17,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-07 13:09:17,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:17,393 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-07 13:09:17,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:09:17,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437158606] [2024-11-07 13:09:17,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437158606] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:09:17,393 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:09:17,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 13:09:17,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257149175] [2024-11-07 13:09:17,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:09:17,397 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 13:09:17,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:09:17,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 13:09:17,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-07 13:09:17,398 INFO L87 Difference]: Start difference. First operand 1185 states and 1705 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-07 13:09:21,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:09:25,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.46s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:09:37,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:09:37,094 INFO L93 Difference]: Finished difference Result 2527 states and 3670 transitions. [2024-11-07 13:09:37,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 13:09:37,096 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 58 [2024-11-07 13:09:37,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:09:37,107 INFO L225 Difference]: With dead ends: 2527 [2024-11-07 13:09:37,108 INFO L226 Difference]: Without dead ends: 1345 [2024-11-07 13:09:37,113 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-07 13:09:37,114 INFO L432 NwaCegarLoop]: 790 mSDtfsCounter, 1386 mSDsluCounter, 904 mSDsCounter, 0 mSdLazyCounter, 810 mSolverCounterSat, 408 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1490 SdHoareTripleChecker+Valid, 1694 SdHoareTripleChecker+Invalid, 1220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 408 IncrementalHoareTripleChecker+Valid, 810 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.2s IncrementalHoareTripleChecker+Time [2024-11-07 13:09:37,114 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1490 Valid, 1694 Invalid, 1220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [408 Valid, 810 Invalid, 2 Unknown, 0 Unchecked, 19.2s Time] [2024-11-07 13:09:37,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1345 states. [2024-11-07 13:09:37,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1345 to 1185. [2024-11-07 13:09:37,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1185 states, 901 states have (on average 1.3851276359600444) internal successors, (1248), 934 states have internal predecessors, (1248), 228 states have call successors, (228), 56 states have call predecessors, (228), 55 states have return successors, (227), 218 states have call predecessors, (227), 227 states have call successors, (227) [2024-11-07 13:09:37,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 1185 states and 1703 transitions. [2024-11-07 13:09:37,192 INFO L78 Accepts]: Start accepts. Automaton has 1185 states and 1703 transitions. Word has length 58 [2024-11-07 13:09:37,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:09:37,193 INFO L471 AbstractCegarLoop]: Abstraction has 1185 states and 1703 transitions. [2024-11-07 13:09:37,194 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-07 13:09:37,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1703 transitions. [2024-11-07 13:09:37,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-07 13:09:37,202 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:09:37,202 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:09:37,202 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 13:09:37,203 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:09:37,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:09:37,203 INFO L85 PathProgramCache]: Analyzing trace with hash -936892099, now seen corresponding path program 1 times [2024-11-07 13:09:37,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:09:37,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298718278] [2024-11-07 13:09:37,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:09:37,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:09:48,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:49,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 13:09:49,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:49,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-07 13:09:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:49,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-07 13:09:49,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:49,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 13:09:49,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:49,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 13:09:49,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:49,366 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-07 13:09:49,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:09:49,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298718278] [2024-11-07 13:09:49,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298718278] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:09:49,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:09:49,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 13:09:49,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260155519] [2024-11-07 13:09:49,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:09:49,369 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 13:09:49,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:09:49,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 13:09:49,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-07 13:09:49,370 INFO L87 Difference]: Start difference. First operand 1185 states and 1703 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-07 13:09:53,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []