./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--usb--class--cdc-wdm.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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.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', '4de76b02991c4f8780142b48e1370b1ba073d7148b74e77b2c83d6f21359d59e'] 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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.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 4de76b02991c4f8780142b48e1370b1ba073d7148b74e77b2c83d6f21359d59e --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 13:31:32,696 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 13:31:32,772 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 13:31:32,776 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 13:31:32,776 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 13:31:32,798 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 13:31:32,799 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 13:31:32,799 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 13:31:32,800 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 13:31:32,800 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 13:31:32,800 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 13:31:32,801 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 13:31:32,801 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 13:31:32,801 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 13:31:32,802 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 13:31:32,802 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 13:31:32,802 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 13:31:32,802 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 13:31:32,802 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 13:31:32,802 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 13:31:32,803 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 13:31:32,803 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 13:31:32,803 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 13:31:32,803 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 13:31:32,803 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 13:31:32,804 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 13:31:32,804 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 13:31:32,804 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 13:31:32,804 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 13:31:32,804 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 13:31:32,804 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 13:31:32,805 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 13:31:32,805 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 13:31:32,805 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 13:31:32,805 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 13:31:32,805 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 13:31:32,805 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 13:31:32,806 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 13:31:32,806 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 13:31:32,806 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 -> 4de76b02991c4f8780142b48e1370b1ba073d7148b74e77b2c83d6f21359d59e [2024-11-07 13:31:33,068 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 13:31:33,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 13:31:33,079 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 13:31:33,082 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 13:31:33,083 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 13:31:33,084 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i [2024-11-07 13:31:34,322 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 13:31:34,812 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 13:31:34,813 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i [2024-11-07 13:31:34,859 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/350ad865a/9eab36e125c847a9a126d4a4c2446dfa/FLAGe0b2f3a5b [2024-11-07 13:31:34,878 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/350ad865a/9eab36e125c847a9a126d4a4c2446dfa [2024-11-07 13:31:34,882 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 13:31:34,883 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 13:31:34,885 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 13:31:34,886 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 13:31:34,889 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 13:31:34,890 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:31:34" (1/1) ... [2024-11-07 13:31:34,891 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63332695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:34, skipping insertion in model container [2024-11-07 13:31:34,891 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:31:34" (1/1) ... [2024-11-07 13:31:34,993 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 13:31:36,096 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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i[185536,185549] [2024-11-07 13:31:36,268 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 13:31:36,300 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 13:31:36,435 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"); [3542] [2024-11-07 13:31:36,437 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 %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [3549] [2024-11-07 13:31:36,439 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"); [3557-3558] [2024-11-07 13:31:36,592 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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i[185536,185549] [2024-11-07 13:31:36,615 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 13:31:36,695 INFO L204 MainTranslator]: Completed translation [2024-11-07 13:31:36,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:36 WrapperNode [2024-11-07 13:31:36,697 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 13:31:36,698 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 13:31:36,698 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 13:31:36,698 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 13:31:36,706 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:36" (1/1) ... [2024-11-07 13:31:36,779 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:36" (1/1) ... [2024-11-07 13:31:36,888 INFO L138 Inliner]: procedures = 282, calls = 1556, calls flagged for inlining = 103, calls inlined = 86, statements flattened = 2929 [2024-11-07 13:31:36,888 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 13:31:36,889 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 13:31:36,889 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 13:31:36,890 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 13:31:36,897 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:36" (1/1) ... [2024-11-07 13:31:36,898 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:36" (1/1) ... [2024-11-07 13:31:36,924 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:36" (1/1) ... [2024-11-07 13:31:37,376 INFO L175 MemorySlicer]: Split 590 memory accesses to 22 slices as follows [2, 8, 12, 8, 8, 8, 10, 8, 7, 8, 8, 2, 49, 8, 4, 56, 29, 8, 22, 4, 45, 276]. 47 percent of accesses are in the largest equivalence class. The 180 initializations are split as follows [2, 8, 0, 8, 8, 8, 10, 8, 0, 8, 8, 0, 0, 8, 0, 56, 0, 8, 0, 4, 0, 36]. The 236 writes are split as follows [0, 0, 2, 0, 0, 0, 0, 0, 6, 0, 0, 1, 42, 0, 1, 0, 29, 0, 22, 0, 45, 88]. [2024-11-07 13:31:37,380 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:36" (1/1) ... [2024-11-07 13:31:37,381 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:36" (1/1) ... [2024-11-07 13:31:37,453 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:36" (1/1) ... [2024-11-07 13:31:37,467 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:36" (1/1) ... [2024-11-07 13:31:37,499 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:36" (1/1) ... [2024-11-07 13:31:37,518 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:36" (1/1) ... [2024-11-07 13:31:37,545 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 13:31:37,546 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 13:31:37,546 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 13:31:37,546 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 13:31:37,547 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:36" (1/1) ... [2024-11-07 13:31:37,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 13:31:37,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 13:31:37,579 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 13:31:37,588 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 13:31:37,610 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2024-11-07 13:31:37,610 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2024-11-07 13:31:37,611 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2024-11-07 13:31:37,611 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2024-11-07 13:31:37,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 13:31:37,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 13:31:37,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 13:31:37,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 13:31:37,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 13:31:37,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-07 13:31:37,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-07 13:31:37,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-07 13:31:37,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-07 13:31:37,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-07 13:31:37,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-07 13:31:37,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-07 13:31:37,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-07 13:31:37,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-07 13:31:37,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-07 13:31:37,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-07 13:31:37,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-07 13:31:37,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-07 13:31:37,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-07 13:31:37,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-07 13:31:37,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-07 13:31:37,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-07 13:31:37,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-07 13:31:37,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-07 13:31:37,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-07 13:31:37,615 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-07 13:31:37,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_wdm_mutex [2024-11-07 13:31:37,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_wdm_mutex [2024-11-07 13:31:37,616 INFO L130 BoogieDeclarations]: Found specification of procedure recover_from_urb_loss [2024-11-07 13:31:37,616 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_from_urb_loss [2024-11-07 13:31:37,616 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2024-11-07 13:31:37,616 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2024-11-07 13:31:37,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-07 13:31:37,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-07 13:31:37,616 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2024-11-07 13:31:37,616 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2024-11-07 13:31:37,616 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2024-11-07 13:31:37,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2024-11-07 13:31:37,616 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2024-11-07 13:31:37,616 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2024-11-07 13:31:37,616 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_create [2024-11-07 13:31:37,616 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_create [2024-11-07 13:31:37,616 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-07 13:31:37,616 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-07 13:31:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-07 13:31:37,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-07 13:31:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_poll [2024-11-07 13:31:37,617 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_poll [2024-11-07 13:31:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-07 13:31:37,617 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-07 13:31:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 13:31:37,617 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 13:31:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-07 13:31:37,617 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-07 13:31:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-07 13:31:37,617 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-07 13:31:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure clear_wdm_read_flag [2024-11-07 13:31:37,617 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_wdm_read_flag [2024-11-07 13:31:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cancel_work_sync_39 [2024-11-07 13:31:37,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cancel_work_sync_39 [2024-11-07 13:31:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_write [2024-11-07 13:31:37,617 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_write [2024-11-07 13:31:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 13:31:37,617 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-07 13:31:37,617 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-07 13:31:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_ioctl [2024-11-07 13:31:37,618 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_ioctl [2024-11-07 13:31:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_disconnect [2024-11-07 13:31:37,618 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_disconnect [2024-11-07 13:31:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 13:31:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 13:31:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 13:31:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 13:31:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 13:31:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-07 13:31:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-07 13:31:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-07 13:31:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-07 13:31:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-07 13:31:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-07 13:31:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-07 13:31:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-07 13:31:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-07 13:31:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-07 13:31:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-07 13:31:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-07 13:31:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-07 13:31:37,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-07 13:31:37,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-07 13:31:37,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-07 13:31:37,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-07 13:31:37,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_rlock_of_wdm_device [2024-11-07 13:31:37,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_rlock_of_wdm_device [2024-11-07 13:31:37,619 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-07 13:31:37,619 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-07 13:31:37,619 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-11-07 13:31:37,619 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-11-07 13:31:37,619 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_rxwork [2024-11-07 13:31:37,619 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_rxwork [2024-11-07 13:31:37,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 13:31:37,622 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2024-11-07 13:31:37,622 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2024-11-07 13:31:37,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-07 13:31:37,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-07 13:31:37,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-07 13:31:37,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-07 13:31:37,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-07 13:31:37,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-07 13:31:37,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-07 13:31:37,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-07 13:31:37,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-07 13:31:37,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-07 13:31:37,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-07 13:31:37,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-07 13:31:37,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-07 13:31:37,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-07 13:31:37,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-07 13:31:37,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-07 13:31:37,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-07 13:31:37,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-07 13:31:37,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-07 13:31:37,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-07 13:31:37,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-07 13:31:37,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-07 13:31:37,623 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-07 13:31:37,623 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-07 13:31:37,623 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2024-11-07 13:31:37,623 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2024-11-07 13:31:37,624 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-07 13:31:37,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-07 13:31:37,624 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-07 13:31:37,624 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-07 13:31:37,624 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-11-07 13:31:37,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-11-07 13:31:37,624 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2024-11-07 13:31:37,624 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2024-11-07 13:31:37,624 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-07 13:31:37,624 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-07 13:31:37,624 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-07 13:31:37,624 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-07 13:31:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_wdm_mutex [2024-11-07 13:31:37,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_wdm_mutex [2024-11-07 13:31:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_wlock_of_wdm_device [2024-11-07 13:31:37,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_wlock_of_wdm_device [2024-11-07 13:31:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-07 13:31:37,625 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-07 13:31:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2024-11-07 13:31:37,625 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2024-11-07 13:31:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2024-11-07 13:31:37,625 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2024-11-07 13:31:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_flush [2024-11-07 13:31:37,625 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_flush [2024-11-07 13:31:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_wlock_of_wdm_device [2024-11-07 13:31:37,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_wlock_of_wdm_device [2024-11-07 13:31:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2024-11-07 13:31:37,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2024-11-07 13:31:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 13:31:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 13:31:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 13:31:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 13:31:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 13:31:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-07 13:31:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-07 13:31:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-07 13:31:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-07 13:31:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-07 13:31:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-07 13:31:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2024-11-07 13:31:37,626 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-07 13:31:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-07 13:31:37,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-07 13:31:37,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-07 13:31:37,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-07 13:31:37,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-07 13:31:37,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-07 13:31:37,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-07 13:31:37,630 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-07 13:31:37,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-07 13:31:37,630 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-07 13:31:37,630 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-07 13:31:37,630 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2024-11-07 13:31:37,630 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2024-11-07 13:31:37,630 INFO L130 BoogieDeclarations]: Found specification of procedure kill_urbs [2024-11-07 13:31:37,630 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_urbs [2024-11-07 13:31:37,631 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2024-11-07 13:31:37,631 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2024-11-07 13:31:37,631 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-07 13:31:37,631 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-07 13:31:37,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 13:31:37,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 13:31:37,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 13:31:37,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 13:31:37,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 13:31:37,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-07 13:31:37,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-07 13:31:37,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-07 13:31:37,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-07 13:31:37,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-07 13:31:37,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-07 13:31:37,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-07 13:31:37,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-07 13:31:37,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-07 13:31:37,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-07 13:31:37,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-07 13:31:37,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-07 13:31:37,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-07 13:31:37,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-07 13:31:37,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-07 13:31:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-07 13:31:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-07 13:31:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-07 13:31:37,633 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-07 13:31:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-07 13:31:37,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-07 13:31:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-11-07 13:31:37,633 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-11-07 13:31:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-07 13:31:37,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-07 13:31:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-07 13:31:37,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-07 13:31:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_resume [2024-11-07 13:31:37,633 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_resume [2024-11-07 13:31:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 13:31:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-07 13:31:37,633 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-07 13:31:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-07 13:31:37,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-07 13:31:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 13:31:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-07 13:31:37,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-07 13:31:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 13:31:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 13:31:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 13:31:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 13:31:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 13:31:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-07 13:31:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-07 13:31:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-07 13:31:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-07 13:31:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-11-07 13:31:37,634 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-07 13:31:37,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-11-07 13:31:37,634 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-07 13:31:37,634 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_rlock_of_wdm_device [2024-11-07 13:31:37,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_rlock_of_wdm_device [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2024-11-07 13:31:37,634 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_find_device [2024-11-07 13:31:37,634 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_find_device [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-07 13:31:37,634 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-07 13:31:37,634 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 13:31:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 13:31:37,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 13:31:37,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-07 13:31:37,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-07 13:31:37,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-07 13:31:37,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-07 13:31:37,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-07 13:31:37,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-07 13:31:37,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-07 13:31:37,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-07 13:31:37,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-07 13:31:37,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-07 13:31:37,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-07 13:31:37,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-07 13:31:37,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-07 13:31:37,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-07 13:31:37,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-07 13:31:37,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-07 13:31:37,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-07 13:31:37,639 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2024-11-07 13:31:37,639 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2024-11-07 13:31:37,639 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2024-11-07 13:31:37,639 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2024-11-07 13:31:37,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 13:31:37,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 13:31:38,269 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 13:31:38,272 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 13:31:38,334 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-07 13:31:47,808 INFO L? ?]: Removed 1120 outVars from TransFormulas that were not future-live. [2024-11-07 13:31:47,809 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 13:31:47,864 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 13:31:47,866 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-07 13:31:47,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:31:47 BoogieIcfgContainer [2024-11-07 13:31:47,867 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 13:31:47,870 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 13:31:47,870 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 13:31:47,875 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 13:31:47,876 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:31:34" (1/3) ... [2024-11-07 13:31:47,876 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28dd346f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:31:47, skipping insertion in model container [2024-11-07 13:31:47,876 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:36" (2/3) ... [2024-11-07 13:31:47,877 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28dd346f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:31:47, skipping insertion in model container [2024-11-07 13:31:47,877 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:31:47" (3/3) ... [2024-11-07 13:31:47,880 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i [2024-11-07 13:31:47,894 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 13:31:47,894 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 13:31:47,988 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 13:31:48,003 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;@38638291, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 13:31:48,004 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 13:31:48,018 INFO L276 IsEmpty]: Start isEmpty. Operand has 1142 states, 752 states have (on average 1.3058510638297873) internal successors, (982), 787 states have internal predecessors, (982), 316 states have call successors, (316), 73 states have call predecessors, (316), 72 states have return successors, (311), 310 states have call predecessors, (311), 311 states have call successors, (311) [2024-11-07 13:31:48,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-07 13:31:48,037 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:31:48,038 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:31:48,038 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:31:48,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:31:48,043 INFO L85 PathProgramCache]: Analyzing trace with hash -1119708954, now seen corresponding path program 1 times [2024-11-07 13:31:48,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:31:48,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162536316] [2024-11-07 13:31:48,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:31:48,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:31:49,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:31:50,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:31:50,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:31:50,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-07 13:31:50,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:31:50,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:31:50,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 13:31:50,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:31:50,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:31:50,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 13:31:50,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:31:50,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:31:50,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 13:31:50,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:31:50,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:31:50,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 13:31:50,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:31:50,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:31:50,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 13:31:50,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:31:50,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:31:50,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 13:31:50,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 13:31:50,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 13:31:50,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-07 13:31:50,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-07 13:31:50,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 13:31:50,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:50,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-07 13:31:50,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:51,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 13:31:51,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:51,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-07 13:31:51,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:31:51,045 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2024-11-07 13:31:51,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:31:51,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162536316] [2024-11-07 13:31:51,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162536316] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:31:51,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:31:51,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 13:31:51,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172368499] [2024-11-07 13:31:51,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:31:51,052 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 13:31:51,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:31:51,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 13:31:51,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-07 13:31:51,083 INFO L87 Difference]: Start difference. First operand has 1142 states, 752 states have (on average 1.3058510638297873) internal successors, (982), 787 states have internal predecessors, (982), 316 states have call successors, (316), 73 states have call predecessors, (316), 72 states have return successors, (311), 310 states have call predecessors, (311), 311 states have call successors, (311) Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (19), 5 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-07 13:31:55,140 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 [] [2024-11-07 13:31:59,188 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 [] [2024-11-07 13:32:11,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:32:11,710 INFO L93 Difference]: Finished difference Result 2310 states and 3321 transitions. [2024-11-07 13:32:11,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 13:32:11,712 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (19), 5 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 192 [2024-11-07 13:32:11,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:32:11,729 INFO L225 Difference]: With dead ends: 2310 [2024-11-07 13:32:11,729 INFO L226 Difference]: Without dead ends: 1161 [2024-11-07 13:32:11,735 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-07 13:32:11,737 INFO L432 NwaCegarLoop]: 687 mSDtfsCounter, 1030 mSDsluCounter, 1158 mSDsCounter, 0 mSdLazyCounter, 2098 mSolverCounterSat, 746 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1111 SdHoareTripleChecker+Valid, 1845 SdHoareTripleChecker+Invalid, 2846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 746 IncrementalHoareTripleChecker+Valid, 2098 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.1s IncrementalHoareTripleChecker+Time [2024-11-07 13:32:11,738 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1111 Valid, 1845 Invalid, 2846 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [746 Valid, 2098 Invalid, 2 Unknown, 0 Unchecked, 20.1s Time] [2024-11-07 13:32:11,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1161 states. [2024-11-07 13:32:11,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1161 to 1130. [2024-11-07 13:32:11,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1130 states, 747 states have (on average 1.2904953145917002) internal successors, (964), 775 states have internal predecessors, (964), 311 states have call successors, (311), 72 states have call predecessors, (311), 71 states have return successors, (297), 296 states have call predecessors, (297), 297 states have call successors, (297) [2024-11-07 13:32:11,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 1130 states and 1572 transitions. [2024-11-07 13:32:11,888 INFO L78 Accepts]: Start accepts. Automaton has 1130 states and 1572 transitions. Word has length 192 [2024-11-07 13:32:11,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:32:11,890 INFO L471 AbstractCegarLoop]: Abstraction has 1130 states and 1572 transitions. [2024-11-07 13:32:11,890 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (19), 5 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-07 13:32:11,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1572 transitions. [2024-11-07 13:32:11,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-07 13:32:11,897 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:32:11,898 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:32:11,898 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 13:32:11,899 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:32:11,899 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:32:11,899 INFO L85 PathProgramCache]: Analyzing trace with hash -1688665612, now seen corresponding path program 1 times [2024-11-07 13:32:11,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:32:11,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876282613] [2024-11-07 13:32:11,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:32:11,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:32:13,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:32:13,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:32:13,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:32:13,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-07 13:32:13,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:32:13,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:32:13,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 13:32:13,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:32:13,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:32:13,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 13:32:13,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:32:13,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:32:13,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 13:32:13,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:32:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:32:13,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 13:32:13,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:32:13,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:32:13,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 13:32:13,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:32:13,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:32:13,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 13:32:13,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 13:32:13,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 13:32:13,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-07 13:32:13,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-07 13:32:13,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 13:32:13,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-07 13:32:13,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 13:32:13,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-07 13:32:13,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:13,807 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2024-11-07 13:32:13,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:32:13,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876282613] [2024-11-07 13:32:13,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [876282613] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:32:13,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:32:13,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 13:32:13,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540660582] [2024-11-07 13:32:13,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:32:13,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 13:32:13,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:32:13,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 13:32:13,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-07 13:32:13,812 INFO L87 Difference]: Start difference. First operand 1130 states and 1572 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-07 13:32:17,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:32:21,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:32:25,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:32:45,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:32:45,010 INFO L93 Difference]: Finished difference Result 3338 states and 4664 transitions. [2024-11-07 13:32:45,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-07 13:32:45,011 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 192 [2024-11-07 13:32:45,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:32:45,028 INFO L225 Difference]: With dead ends: 3338 [2024-11-07 13:32:45,029 INFO L226 Difference]: Without dead ends: 2249 [2024-11-07 13:32:45,034 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2024-11-07 13:32:45,035 INFO L432 NwaCegarLoop]: 670 mSDtfsCounter, 3561 mSDsluCounter, 1287 mSDsCounter, 0 mSdLazyCounter, 2711 mSolverCounterSat, 2587 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3761 SdHoareTripleChecker+Valid, 1957 SdHoareTripleChecker+Invalid, 5301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2587 IncrementalHoareTripleChecker+Valid, 2711 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.3s IncrementalHoareTripleChecker+Time [2024-11-07 13:32:45,035 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3761 Valid, 1957 Invalid, 5301 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2587 Valid, 2711 Invalid, 3 Unknown, 0 Unchecked, 30.3s Time] [2024-11-07 13:32:45,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2249 states. [2024-11-07 13:32:45,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2249 to 2181. [2024-11-07 13:32:45,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2181 states, 1450 states have (on average 1.2924137931034483) internal successors, (1874), 1493 states have internal predecessors, (1874), 589 states have call successors, (589), 142 states have call predecessors, (589), 141 states have return successors, (575), 573 states have call predecessors, (575), 575 states have call successors, (575) [2024-11-07 13:32:45,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 2181 states and 3038 transitions. [2024-11-07 13:32:45,175 INFO L78 Accepts]: Start accepts. Automaton has 2181 states and 3038 transitions. Word has length 192 [2024-11-07 13:32:45,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:32:45,177 INFO L471 AbstractCegarLoop]: Abstraction has 2181 states and 3038 transitions. [2024-11-07 13:32:45,178 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-07 13:32:45,178 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 3038 transitions. [2024-11-07 13:32:45,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-07 13:32:45,184 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:32:45,185 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:32:45,185 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 13:32:45,185 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:32:45,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:32:45,185 INFO L85 PathProgramCache]: Analyzing trace with hash 1622213624, now seen corresponding path program 1 times [2024-11-07 13:32:45,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:32:45,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607683709] [2024-11-07 13:32:45,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:32:45,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:32:46,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:46,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:32:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:46,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:32:46,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:46,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:32:46,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:46,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-07 13:32:46,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:46,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:32:46,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:46,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:32:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:46,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 13:32:46,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:46,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:32:46,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:46,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:32:46,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:46,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 13:32:46,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:46,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:32:46,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:46,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:32:46,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:46,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 13:32:46,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:46,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:32:46,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:46,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:32:46,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:46,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 13:32:46,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:46,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:32:46,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:46,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:32:46,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:46,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 13:32:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:46,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:32:46,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:46,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:32:46,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:47,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 13:32:47,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:47,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 13:32:47,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:47,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 13:32:47,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:47,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-07 13:32:47,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:47,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-07 13:32:47,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:47,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 13:32:47,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:47,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-07 13:32:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:47,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 13:32:47,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:47,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-07 13:32:47,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:47,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-07 13:32:47,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:32:47,137 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2024-11-07 13:32:47,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:32:47,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607683709] [2024-11-07 13:32:47,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [607683709] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:32:47,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:32:47,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 13:32:47,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133951773] [2024-11-07 13:32:47,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:32:47,138 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 13:32:47,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:32:47,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 13:32:47,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-07 13:32:47,141 INFO L87 Difference]: Start difference. First operand 2181 states and 3038 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-07 13:32:51,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:32:55,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []