./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.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', '09c104d62ffc45fecdd321fcd218065640bd0081501b6da04b741d2fcf55e306'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.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 09c104d62ffc45fecdd321fcd218065640bd0081501b6da04b741d2fcf55e306 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 13:00:19,534 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 13:00:19,605 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 13:00:19,610 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 13:00:19,611 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 13:00:19,643 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 13:00:19,643 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 13:00:19,643 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 13:00:19,644 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 13:00:19,644 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 13:00:19,644 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 13:00:19,645 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 13:00:19,646 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 13:00:19,646 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 13:00:19,646 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 13:00:19,646 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 13:00:19,646 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 13:00:19,646 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 13:00:19,646 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 13:00:19,647 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 13:00:19,647 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 13:00:19,647 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 13:00:19,647 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 13:00:19,647 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 13:00:19,647 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 13:00:19,647 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 13:00:19,647 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 13:00:19,647 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 13:00:19,647 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 13:00:19,647 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 13:00:19,647 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 13:00:19,648 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 13:00:19,648 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 13:00:19,648 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 13:00:19,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 13:00:19,648 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 13:00:19,648 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 13:00:19,648 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 13:00:19,648 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 13:00:19,648 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 -> 09c104d62ffc45fecdd321fcd218065640bd0081501b6da04b741d2fcf55e306 [2024-11-07 13:00:19,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 13:00:19,953 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 13:00:19,955 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 13:00:19,956 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 13:00:19,956 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 13:00:19,958 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i [2024-11-07 13:00:21,261 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 13:00:21,832 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 13:00:21,833 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i [2024-11-07 13:00:21,883 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/fa054bc6f/e435f108b38a4445bfd4e22b524091f5/FLAG148b211fe [2024-11-07 13:00:21,905 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/fa054bc6f/e435f108b38a4445bfd4e22b524091f5 [2024-11-07 13:00:21,908 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 13:00:21,910 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 13:00:21,912 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 13:00:21,912 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 13:00:21,915 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 13:00:21,916 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:00:21" (1/1) ... [2024-11-07 13:00:21,917 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b141069 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:21, skipping insertion in model container [2024-11-07 13:00:21,918 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:00:21" (1/1) ... [2024-11-07 13:00:22,025 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 13:00:22,999 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i[161372,161385] [2024-11-07 13:00:23,587 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 13:00:23,603 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 13:00:23,815 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i[161372,161385] [2024-11-07 13:00:23,908 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/998/dscv_tempdir/dscv/ri/205_9a/drivers/net/phy/dp83640.o.c.prepared"), "i" (952), "i" (12UL)); [6659-6660] [2024-11-07 13:00:23,993 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 13:00:24,053 INFO L204 MainTranslator]: Completed translation [2024-11-07 13:00:24,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:24 WrapperNode [2024-11-07 13:00:24,054 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 13:00:24,055 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 13:00:24,056 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 13:00:24,056 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 13:00:24,063 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:24" (1/1) ... [2024-11-07 13:00:24,133 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:24" (1/1) ... [2024-11-07 13:00:24,314 INFO L138 Inliner]: procedures = 187, calls = 879, calls flagged for inlining = 75, calls inlined = 64, statements flattened = 2427 [2024-11-07 13:00:24,315 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 13:00:24,316 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 13:00:24,317 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 13:00:24,317 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 13:00:24,325 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:24" (1/1) ... [2024-11-07 13:00:24,325 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:24" (1/1) ... [2024-11-07 13:00:24,353 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:24" (1/1) ... [2024-11-07 13:00:24,663 INFO L175 MemorySlicer]: Split 387 memory accesses to 16 slices as follows [2, 6, 2, 6, 41, 5, 3, 20, 14, 16, 2, 2, 245, 2, 6, 15]. 63 percent of accesses are in the largest equivalence class. The 55 initializations are split as follows [2, 0, 0, 6, 0, 0, 0, 15, 0, 16, 0, 0, 2, 0, 6, 8]. The 172 writes are split as follows [0, 2, 1, 0, 41, 0, 3, 2, 12, 0, 1, 2, 107, 1, 0, 0]. [2024-11-07 13:00:24,663 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:24" (1/1) ... [2024-11-07 13:00:24,664 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:24" (1/1) ... [2024-11-07 13:00:24,771 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:24" (1/1) ... [2024-11-07 13:00:24,793 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:24" (1/1) ... [2024-11-07 13:00:24,834 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:24" (1/1) ... [2024-11-07 13:00:24,846 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:24" (1/1) ... [2024-11-07 13:00:24,877 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 13:00:24,879 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 13:00:24,879 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 13:00:24,879 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 13:00:24,880 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:24" (1/1) ... [2024-11-07 13:00:24,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 13:00:24,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 13:00:24,912 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 13:00:24,919 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 13:00:24,939 INFO L130 BoogieDeclarations]: Found specification of procedure broadcast_write [2024-11-07 13:00:24,939 INFO L138 BoogieDeclarations]: Found implementation of procedure broadcast_write [2024-11-07 13:00:24,939 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-07 13:00:24,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-07 13:00:24,940 INFO L130 BoogieDeclarations]: Found specification of procedure genphy_config_aneg [2024-11-07 13:00:24,940 INFO L138 BoogieDeclarations]: Found implementation of procedure genphy_config_aneg [2024-11-07 13:00:24,940 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2024-11-07 13:00:24,940 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2024-11-07 13:00:24,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 13:00:24,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 13:00:24,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 13:00:24,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 13:00:24,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 13:00:24,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-07 13:00:24,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-07 13:00:24,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-07 13:00:24,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-07 13:00:24,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-07 13:00:24,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-07 13:00:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-07 13:00:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-07 13:00:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-07 13:00:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-07 13:00:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-07 13:00:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-07 13:00:24,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-07 13:00:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_clock_put [2024-11-07 13:00:24,943 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_clock_put [2024-11-07 13:00:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 13:00:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 13:00:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 13:00:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 13:00:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 13:00:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-07 13:00:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-07 13:00:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-07 13:00:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-07 13:00:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-07 13:00:24,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-07 13:00:24,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-07 13:00:24,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-07 13:00:24,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-07 13:00:24,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-07 13:00:24,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-07 13:00:24,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-07 13:00:24,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-07 13:00:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 13:00:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 13:00:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 13:00:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 13:00:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 13:00:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-07 13:00:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-07 13:00:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-07 13:00:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-07 13:00:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-07 13:00:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-07 13:00:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-07 13:00:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-07 13:00:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-07 13:00:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-07 13:00:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-07 13:00:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2024-11-07 13:00:24,949 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2024-11-07 13:00:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure phy2txts [2024-11-07 13:00:24,949 INFO L138 BoogieDeclarations]: Found implementation of procedure phy2txts [2024-11-07 13:00:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2024-11-07 13:00:24,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2024-11-07 13:00:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_ts_info [2024-11-07 13:00:24,949 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_ts_info [2024-11-07 13:00:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-07 13:00:24,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-07 13:00:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_destroy [2024-11-07 13:00:24,949 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_destroy [2024-11-07 13:00:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_write [2024-11-07 13:00:24,949 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_write [2024-11-07 13:00:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_config_intr [2024-11-07 13:00:24,949 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_config_intr [2024-11-07 13:00:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure tdr_write [2024-11-07 13:00:24,950 INFO L138 BoogieDeclarations]: Found implementation of procedure tdr_write [2024-11-07 13:00:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2024-11-07 13:00:24,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2024-11-07 13:00:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-07 13:00:24,950 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-07 13:00:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure exts_chan_to_edata [2024-11-07 13:00:24,950 INFO L138 BoogieDeclarations]: Found implementation of procedure exts_chan_to_edata [2024-11-07 13:00:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure skb_complete_tx_timestamp [2024-11-07 13:00:24,950 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_complete_tx_timestamp [2024-11-07 13:00:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2024-11-07 13:00:24,950 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2024-11-07 13:00:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-07 13:00:24,950 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-07 13:00:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 13:00:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 13:00:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 13:00:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 13:00:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 13:00:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-07 13:00:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-07 13:00:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-07 13:00:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-07 13:00:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-07 13:00:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-07 13:00:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-07 13:00:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-07 13:00:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-07 13:00:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-07 13:00:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-07 13:00:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-07 13:00:24,950 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-07 13:00:24,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-07 13:00:24,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-07 13:00:24,951 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_rxtstamp [2024-11-07 13:00:24,951 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_rxtstamp [2024-11-07 13:00:24,951 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2024-11-07 13:00:24,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2024-11-07 13:00:24,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-07 13:00:24,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-07 13:00:24,951 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read [2024-11-07 13:00:24,951 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read [2024-11-07 13:00:24,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-07 13:00:24,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-07 13:00:24,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-07 13:00:24,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-07 13:00:24,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-07 13:00:24,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-07 13:00:24,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-07 13:00:24,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-07 13:00:24,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-07 13:00:24,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-07 13:00:24,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-07 13:00:24,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-07 13:00:24,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-07 13:00:24,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-07 13:00:24,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-07 13:00:24,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-07 13:00:24,955 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-07 13:00:24,955 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-07 13:00:24,979 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-07 13:00:24,979 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-07 13:00:24,979 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-07 13:00:24,979 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-07 13:00:24,980 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-07 13:00:24,980 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-07 13:00:24,980 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-07 13:00:24,980 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-07 13:00:24,980 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-07 13:00:24,980 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-07 13:00:24,980 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-07 13:00:24,980 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-07 13:00:24,980 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-07 13:00:24,981 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-07 13:00:24,981 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 13:00:24,981 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 13:00:24,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure prune_rx_ts [2024-11-07 13:00:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure prune_rx_ts [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-07 13:00:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2024-11-07 13:00:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_config_init [2024-11-07 13:00:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_config_init [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-07 13:00:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2024-11-07 13:00:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2024-11-07 13:00:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 13:00:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-07 13:00:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-07 13:00:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-07 13:00:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-07 13:00:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-07 13:00:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-07 13:00:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-07 13:00:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-07 13:00:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-07 13:00:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-07 13:00:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-07 13:00:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2024-11-07 13:00:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2024-11-07 13:00:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-07 13:00:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-07 13:00:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-07 13:00:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-07 13:00:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-07 13:00:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-07 13:00:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure enable_status_frames [2024-11-07 13:00:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_status_frames [2024-11-07 13:00:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_hwtstamp [2024-11-07 13:00:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_hwtstamp [2024-11-07 13:00:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2024-11-07 13:00:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2024-11-07 13:00:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write [2024-11-07 13:00:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write [2024-11-07 13:00:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2024-11-07 13:00:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2024-11-07 13:00:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 13:00:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-07 13:00:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-07 13:00:24,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-07 13:00:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-07 13:00:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-07 13:00:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-07 13:00:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-07 13:00:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-07 13:00:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-07 13:00:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-07 13:00:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-07 13:00:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-07 13:00:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-07 13:00:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-07 13:00:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-07 13:00:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-07 13:00:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2024-11-07 13:00:24,987 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2024-11-07 13:00:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-07 13:00:24,987 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-07 13:00:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-07 13:00:24,987 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-07 13:00:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_clock_get [2024-11-07 13:00:24,987 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_clock_get [2024-11-07 13:00:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_ack_interrupt [2024-11-07 13:00:24,987 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_ack_interrupt [2024-11-07 13:00:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure ext_read [2024-11-07 13:00:24,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ext_read [2024-11-07 13:00:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-11-07 13:00:24,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-11-07 13:00:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-07 13:00:24,987 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-07 13:00:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-07 13:00:24,987 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-07 13:00:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-07 13:00:24,988 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure skb_mac_header [2024-11-07 13:00:24,988 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_mac_header [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_txtstamp [2024-11-07 13:00:24,988 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_txtstamp [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure enable_broadcast [2024-11-07 13:00:24,988 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_broadcast [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-07 13:00:24,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-07 13:00:24,988 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 13:00:24,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_timespec [2024-11-07 13:00:24,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_timespec [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure ext_write [2024-11-07 13:00:24,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ext_write [2024-11-07 13:00:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-07 13:00:24,988 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-07 13:00:25,613 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 13:00:25,618 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 13:00:25,661 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-07 13:00:32,326 INFO L? ?]: Removed 989 outVars from TransFormulas that were not future-live. [2024-11-07 13:00:32,326 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 13:00:32,370 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 13:00:32,372 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-07 13:00:32,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:00:32 BoogieIcfgContainer [2024-11-07 13:00:32,372 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 13:00:32,378 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 13:00:32,378 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 13:00:32,382 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 13:00:32,383 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:00:21" (1/3) ... [2024-11-07 13:00:32,383 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a471948 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:00:32, skipping insertion in model container [2024-11-07 13:00:32,383 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:24" (2/3) ... [2024-11-07 13:00:32,384 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a471948 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:00:32, skipping insertion in model container [2024-11-07 13:00:32,384 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:00:32" (3/3) ... [2024-11-07 13:00:32,385 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i [2024-11-07 13:00:32,399 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 13:00:32,403 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 13:00:32,487 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 13:00:32,498 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;@42a37ffe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 13:00:32,498 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 13:00:32,508 INFO L276 IsEmpty]: Start isEmpty. Operand has 976 states, 703 states have (on average 1.3357041251778095) internal successors, (939), 721 states have internal predecessors, (939), 208 states have call successors, (208), 64 states have call predecessors, (208), 63 states have return successors, (205), 203 states have call predecessors, (205), 205 states have call successors, (205) [2024-11-07 13:00:32,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-07 13:00:32,524 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:00:32,524 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:00:32,525 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:00:32,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:00:32,530 INFO L85 PathProgramCache]: Analyzing trace with hash 2024750634, now seen corresponding path program 1 times [2024-11-07 13:00:32,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:00:32,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107891801] [2024-11-07 13:00:32,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:00:32,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:00:33,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:00:33,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:00:33,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:00:33,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:00:33,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:00:33,996 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-07 13:00:33,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:00:33,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107891801] [2024-11-07 13:00:33,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107891801] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:00:33,998 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:00:33,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 13:00:34,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434509044] [2024-11-07 13:00:34,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:00:34,005 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 13:00:34,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:00:34,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 13:00:34,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-07 13:00:34,033 INFO L87 Difference]: Start difference. First operand has 976 states, 703 states have (on average 1.3357041251778095) internal successors, (939), 721 states have internal predecessors, (939), 208 states have call successors, (208), 64 states have call predecessors, (208), 63 states have return successors, (205), 203 states have call predecessors, (205), 205 states have call successors, (205) Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 13:00:38,070 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 13:00:43,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:00:45,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:00:45,088 INFO L93 Difference]: Finished difference Result 3082 states and 4468 transitions. [2024-11-07 13:00:45,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-07 13:00:45,090 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2024-11-07 13:00:45,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:00:45,121 INFO L225 Difference]: With dead ends: 3082 [2024-11-07 13:00:45,121 INFO L226 Difference]: Without dead ends: 2059 [2024-11-07 13:00:45,137 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-07 13:00:45,141 INFO L432 NwaCegarLoop]: 954 mSDtfsCounter, 1922 mSDsluCounter, 2994 mSDsCounter, 0 mSdLazyCounter, 2353 mSolverCounterSat, 572 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2095 SdHoareTripleChecker+Valid, 3948 SdHoareTripleChecker+Invalid, 2926 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 572 IncrementalHoareTripleChecker+Valid, 2353 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2024-11-07 13:00:45,144 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2095 Valid, 3948 Invalid, 2926 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [572 Valid, 2353 Invalid, 1 Unknown, 0 Unchecked, 10.5s Time] [2024-11-07 13:00:45,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2059 states. [2024-11-07 13:00:45,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2059 to 1883. [2024-11-07 13:00:45,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1883 states, 1361 states have (on average 1.3034533431300515) internal successors, (1774), 1387 states have internal predecessors, (1774), 398 states have call successors, (398), 124 states have call predecessors, (398), 123 states have return successors, (405), 393 states have call predecessors, (405), 397 states have call successors, (405) [2024-11-07 13:00:45,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1883 states and 2577 transitions. [2024-11-07 13:00:45,371 INFO L78 Accepts]: Start accepts. Automaton has 1883 states and 2577 transitions. Word has length 32 [2024-11-07 13:00:45,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:00:45,371 INFO L471 AbstractCegarLoop]: Abstraction has 1883 states and 2577 transitions. [2024-11-07 13:00:45,372 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 13:00:45,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 2577 transitions. [2024-11-07 13:00:45,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-07 13:00:45,387 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:00:45,387 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:00:45,387 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 13:00:45,388 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:00:45,388 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:00:45,388 INFO L85 PathProgramCache]: Analyzing trace with hash 306087641, now seen corresponding path program 1 times [2024-11-07 13:00:45,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:00:45,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300870933] [2024-11-07 13:00:45,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:00:45,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:00:45,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:00:45,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:00:45,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:00:45,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:00:45,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:00:46,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-07 13:00:46,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:00:46,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:00:46,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:00:46,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:00:46,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:00:46,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:00:46,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:00:46,242 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-07 13:00:46,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:00:46,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300870933] [2024-11-07 13:00:46,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300870933] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:00:46,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:00:46,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 13:00:46,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125837558] [2024-11-07 13:00:46,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:00:46,244 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 13:00:46,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:00:46,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 13:00:46,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-07 13:00:46,246 INFO L87 Difference]: Start difference. First operand 1883 states and 2577 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-07 13:00:50,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:00:54,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:00:58,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:01:03,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:01:03,427 INFO L93 Difference]: Finished difference Result 4142 states and 5788 transitions. [2024-11-07 13:01:03,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 13:01:03,428 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 77 [2024-11-07 13:01:03,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:01:03,447 INFO L225 Difference]: With dead ends: 4142 [2024-11-07 13:01:03,447 INFO L226 Difference]: Without dead ends: 2267 [2024-11-07 13:01:03,455 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-07 13:01:03,456 INFO L432 NwaCegarLoop]: 534 mSDtfsCounter, 1633 mSDsluCounter, 1044 mSDsCounter, 0 mSdLazyCounter, 2463 mSolverCounterSat, 748 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1817 SdHoareTripleChecker+Valid, 1578 SdHoareTripleChecker+Invalid, 3214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 748 IncrementalHoareTripleChecker+Valid, 2463 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time [2024-11-07 13:01:03,456 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1817 Valid, 1578 Invalid, 3214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [748 Valid, 2463 Invalid, 3 Unknown, 0 Unchecked, 16.7s Time] [2024-11-07 13:01:03,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2267 states. [2024-11-07 13:01:03,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2267 to 2068. [2024-11-07 13:01:03,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2068 states, 1502 states have (on average 1.3042609853528628) internal successors, (1959), 1533 states have internal predecessors, (1959), 429 states have call successors, (429), 133 states have call predecessors, (429), 136 states have return successors, (446), 424 states have call predecessors, (446), 428 states have call successors, (446) [2024-11-07 13:01:03,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 2068 states and 2834 transitions. [2024-11-07 13:01:03,598 INFO L78 Accepts]: Start accepts. Automaton has 2068 states and 2834 transitions. Word has length 77 [2024-11-07 13:01:03,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:01:03,600 INFO L471 AbstractCegarLoop]: Abstraction has 2068 states and 2834 transitions. [2024-11-07 13:01:03,600 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-07 13:01:03,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 2834 transitions. [2024-11-07 13:01:03,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-07 13:01:03,611 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:01:03,612 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:01:03,612 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 13:01:03,612 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:01:03,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:01:03,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1072860917, now seen corresponding path program 1 times [2024-11-07 13:01:03,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:01:03,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422583799] [2024-11-07 13:01:03,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:01:03,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:01:03,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:04,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:01:04,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:04,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:01:04,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:04,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 13:01:04,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:04,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 13:01:04,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:04,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-07 13:01:04,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:04,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:01:04,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:04,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:01:04,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:04,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:01:04,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:04,392 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-07 13:01:04,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:01:04,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1422583799] [2024-11-07 13:01:04,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1422583799] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:01:04,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:01:04,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 13:01:04,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097848084] [2024-11-07 13:01:04,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:01:04,395 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 13:01:04,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:01:04,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 13:01:04,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-07 13:01:04,396 INFO L87 Difference]: Start difference. First operand 2068 states and 2834 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-07 13:01:08,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:01:12,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:01:16,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:01:20,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:01:27,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:01:27,329 INFO L93 Difference]: Finished difference Result 6068 states and 8494 transitions. [2024-11-07 13:01:27,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-07 13:01:27,330 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 101 [2024-11-07 13:01:27,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:01:27,353 INFO L225 Difference]: With dead ends: 6068 [2024-11-07 13:01:27,353 INFO L226 Difference]: Without dead ends: 4029 [2024-11-07 13:01:27,360 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2024-11-07 13:01:27,361 INFO L432 NwaCegarLoop]: 537 mSDtfsCounter, 3117 mSDsluCounter, 1121 mSDsCounter, 0 mSdLazyCounter, 3067 mSolverCounterSat, 1297 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3361 SdHoareTripleChecker+Valid, 1658 SdHoareTripleChecker+Invalid, 4368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1297 IncrementalHoareTripleChecker+Valid, 3067 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.4s IncrementalHoareTripleChecker+Time [2024-11-07 13:01:27,361 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3361 Valid, 1658 Invalid, 4368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1297 Valid, 3067 Invalid, 4 Unknown, 0 Unchecked, 22.4s Time] [2024-11-07 13:01:27,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4029 states. [2024-11-07 13:01:27,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4029 to 3656. [2024-11-07 13:01:27,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3656 states, 2680 states have (on average 1.2970149253731342) internal successors, (3476), 2728 states have internal predecessors, (3476), 722 states have call successors, (722), 246 states have call predecessors, (722), 253 states have return successors, (747), 713 states have call predecessors, (747), 721 states have call successors, (747) [2024-11-07 13:01:27,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3656 states to 3656 states and 4945 transitions. [2024-11-07 13:01:27,630 INFO L78 Accepts]: Start accepts. Automaton has 3656 states and 4945 transitions. Word has length 101 [2024-11-07 13:01:27,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:01:27,630 INFO L471 AbstractCegarLoop]: Abstraction has 3656 states and 4945 transitions. [2024-11-07 13:01:27,630 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-07 13:01:27,630 INFO L276 IsEmpty]: Start isEmpty. Operand 3656 states and 4945 transitions. [2024-11-07 13:01:27,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-07 13:01:27,636 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:01:27,637 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:01:27,637 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 13:01:27,637 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:01:27,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:01:27,638 INFO L85 PathProgramCache]: Analyzing trace with hash 1864526549, now seen corresponding path program 1 times [2024-11-07 13:01:27,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:01:27,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599537721] [2024-11-07 13:01:27,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:01:27,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:01:27,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:28,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:01:28,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:28,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:01:28,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:28,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 13:01:28,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:28,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 13:01:28,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:28,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-07 13:01:28,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:28,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:01:28,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:28,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:01:28,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:28,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:01:28,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:28,316 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-07 13:01:28,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:01:28,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599537721] [2024-11-07 13:01:28,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599537721] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:01:28,316 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:01:28,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 13:01:28,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892713494] [2024-11-07 13:01:28,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:01:28,318 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 13:01:28,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:01:28,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 13:01:28,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-07 13:01:28,319 INFO L87 Difference]: Start difference. First operand 3656 states and 4945 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (9), 5 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-07 13:01:32,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:01:36,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:01:40,364 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 13:01:44,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:01:44,025 INFO L93 Difference]: Finished difference Result 5980 states and 8328 transitions. [2024-11-07 13:01:44,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-07 13:01:44,025 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (9), 5 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) Word has length 101 [2024-11-07 13:01:44,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:01:44,051 INFO L225 Difference]: With dead ends: 5980 [2024-11-07 13:01:44,051 INFO L226 Difference]: Without dead ends: 4024 [2024-11-07 13:01:44,060 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-11-07 13:01:44,060 INFO L432 NwaCegarLoop]: 507 mSDtfsCounter, 1537 mSDsluCounter, 1087 mSDsCounter, 0 mSdLazyCounter, 2316 mSolverCounterSat, 729 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1711 SdHoareTripleChecker+Valid, 1594 SdHoareTripleChecker+Invalid, 3048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 729 IncrementalHoareTripleChecker+Valid, 2316 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.3s IncrementalHoareTripleChecker+Time [2024-11-07 13:01:44,061 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1711 Valid, 1594 Invalid, 3048 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [729 Valid, 2316 Invalid, 3 Unknown, 0 Unchecked, 15.3s Time] [2024-11-07 13:01:44,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4024 states. [2024-11-07 13:01:44,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4024 to 3660. [2024-11-07 13:01:44,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3660 states, 2684 states have (on average 1.2965722801788375) internal successors, (3480), 2732 states have internal predecessors, (3480), 722 states have call successors, (722), 246 states have call predecessors, (722), 253 states have return successors, (747), 713 states have call predecessors, (747), 721 states have call successors, (747) [2024-11-07 13:01:44,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3660 states to 3660 states and 4949 transitions. [2024-11-07 13:01:44,322 INFO L78 Accepts]: Start accepts. Automaton has 3660 states and 4949 transitions. Word has length 101 [2024-11-07 13:01:44,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:01:44,323 INFO L471 AbstractCegarLoop]: Abstraction has 3660 states and 4949 transitions. [2024-11-07 13:01:44,323 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (9), 5 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-07 13:01:44,323 INFO L276 IsEmpty]: Start isEmpty. Operand 3660 states and 4949 transitions. [2024-11-07 13:01:44,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-07 13:01:44,330 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:01:44,330 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:01:44,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 13:01:44,331 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:01:44,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:01:44,331 INFO L85 PathProgramCache]: Analyzing trace with hash -2021608300, now seen corresponding path program 1 times [2024-11-07 13:01:44,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:01:44,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014309279] [2024-11-07 13:01:44,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:01:44,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:01:44,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:45,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:01:45,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:45,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:01:45,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:45,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 13:01:45,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:45,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 13:01:45,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:45,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-07 13:01:45,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:45,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:01:45,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:45,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:01:45,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:45,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:01:45,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:01:45,658 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-07 13:01:45,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:01:45,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014309279] [2024-11-07 13:01:45,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014309279] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:01:45,658 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:01:45,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-07 13:01:45,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832058508] [2024-11-07 13:01:45,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:01:45,659 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-07 13:01:45,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:01:45,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-07 13:01:45,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2024-11-07 13:01:45,660 INFO L87 Difference]: Start difference. First operand 3660 states and 4949 transitions. Second operand has 11 states, 11 states have (on average 6.909090909090909) internal successors, (76), 8 states have internal predecessors, (76), 4 states have call successors, (9), 5 states have call predecessors, (9), 3 states have return successors, (8), 6 states have call predecessors, (8), 3 states have call successors, (8)