./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 66690b8f2afac00b38604fc5fd1edb6c2524e6892200d6512ef98cf0032d8df1 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-17 05:04:26,820 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 05:04:26,866 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-17 05:04:26,870 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 05:04:26,871 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 05:04:26,889 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 05:04:26,889 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 05:04:26,889 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 05:04:26,890 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-17 05:04:26,890 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-17 05:04:26,890 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-17 05:04:26,891 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-17 05:04:26,891 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 05:04:26,891 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 05:04:26,891 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 05:04:26,892 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 05:04:26,893 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-17 05:04:26,895 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-17 05:04:26,895 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 05:04:26,896 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-17 05:04:26,896 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-17 05:04:26,896 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-17 05:04:26,896 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-17 05:04:26,896 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-17 05:04:26,897 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-17 05:04:26,897 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 05:04:26,897 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 05:04:26,897 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-17 05:04:26,897 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 05:04:26,897 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-17 05:04:26,897 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-17 05:04:26,898 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 05:04:26,898 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 05:04:26,898 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-17 05:04:26,898 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-17 05:04:26,898 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-17 05:04:26,898 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-17 05:04:26,899 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-17 05:04:26,899 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-17 05:04:26,899 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-17 05:04:26,901 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-17 05:04:26,902 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66690b8f2afac00b38604fc5fd1edb6c2524e6892200d6512ef98cf0032d8df1 [2024-11-17 05:04:27,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 05:04:27,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 05:04:27,169 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 05:04:27,170 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 05:04:27,170 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 05:04:27,171 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2024-11-17 05:04:28,380 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-17 05:04:28,693 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 05:04:28,693 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2024-11-17 05:04:28,717 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdfe0c807/959c27c9b5af40d58a47543cc8b60f8f/FLAG120aba20c [2024-11-17 05:04:28,728 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdfe0c807/959c27c9b5af40d58a47543cc8b60f8f [2024-11-17 05:04:28,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 05:04:28,730 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-17 05:04:28,731 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 05:04:28,731 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 05:04:28,738 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 05:04:28,739 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 05:04:28" (1/1) ... [2024-11-17 05:04:28,740 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@469345b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:04:28, skipping insertion in model container [2024-11-17 05:04:28,740 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 05:04:28" (1/1) ... [2024-11-17 05:04:28,805 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 05:04:29,268 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 05:04:29,288 INFO L200 MainTranslator]: Completed pre-run [2024-11-17 05:04:29,392 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [4823-4824] [2024-11-17 05:04:29,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [4826-4827] [2024-11-17 05:04:29,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [4830-4831] [2024-11-17 05:04:29,395 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [4833-4834] [2024-11-17 05:04:29,395 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [4837-4838] [2024-11-17 05:04:29,406 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 05:04:29,425 INFO L204 MainTranslator]: Completed translation [2024-11-17 05:04:29,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:04:29 WrapperNode [2024-11-17 05:04:29,426 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-17 05:04:29,427 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-17 05:04:29,427 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-17 05:04:29,427 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-17 05:04:29,432 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:04:29" (1/1) ... [2024-11-17 05:04:29,447 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:04:29" (1/1) ... [2024-11-17 05:04:29,467 INFO L138 Inliner]: procedures = 49, calls = 67, calls flagged for inlining = 23, calls inlined = 16, statements flattened = 192 [2024-11-17 05:04:29,467 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-17 05:04:29,468 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-17 05:04:29,468 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-17 05:04:29,468 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-17 05:04:29,477 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:04:29" (1/1) ... [2024-11-17 05:04:29,478 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:04:29" (1/1) ... [2024-11-17 05:04:29,482 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:04:29" (1/1) ... [2024-11-17 05:04:29,504 INFO L175 MemorySlicer]: Split 17 memory accesses to 4 slices as follows [2, 3, 9, 3]. 53 percent of accesses are in the largest equivalence class. The 9 initializations are split as follows [2, 0, 4, 3]. The 0 writes are split as follows [0, 0, 0, 0]. [2024-11-17 05:04:29,505 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:04:29" (1/1) ... [2024-11-17 05:04:29,505 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:04:29" (1/1) ... [2024-11-17 05:04:29,514 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:04:29" (1/1) ... [2024-11-17 05:04:29,515 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:04:29" (1/1) ... [2024-11-17 05:04:29,517 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:04:29" (1/1) ... [2024-11-17 05:04:29,518 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:04:29" (1/1) ... [2024-11-17 05:04:29,520 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-17 05:04:29,521 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-17 05:04:29,521 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-17 05:04:29,521 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-17 05:04:29,522 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:04:29" (1/1) ... [2024-11-17 05:04:29,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 05:04:29,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:04:29,561 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-17 05:04:29,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-17 05:04:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-17 05:04:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-17 05:04:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-17 05:04:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-17 05:04:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-17 05:04:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2024-11-17 05:04:29,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2024-11-17 05:04:29,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2024-11-17 05:04:29,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2024-11-17 05:04:29,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-17 05:04:29,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-17 05:04:29,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-17 05:04:29,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-17 05:04:29,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-17 05:04:29,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-17 05:04:29,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-17 05:04:29,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-17 05:04:29,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-17 05:04:29,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-17 05:04:29,838 INFO L256 CfgBuilder]: Building ICFG [2024-11-17 05:04:29,840 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-17 05:04:30,001 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5119: havoc sock_register_#t~nondet59#1; [2024-11-17 05:04:30,001 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5099: havoc ldv_undefined_int_#t~nondet57#1; [2024-11-17 05:04:30,001 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5092: havoc __request_module_#t~nondet56#1; [2024-11-17 05:04:30,001 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4960: assume false; [2024-11-17 05:04:30,002 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4960: assume !false; [2024-11-17 05:04:30,031 INFO L? ?]: Removed 89 outVars from TransFormulas that were not future-live. [2024-11-17 05:04:30,032 INFO L307 CfgBuilder]: Performing block encoding [2024-11-17 05:04:30,041 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-17 05:04:30,041 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-17 05:04:30,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 05:04:30 BoogieIcfgContainer [2024-11-17 05:04:30,041 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-17 05:04:30,043 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-17 05:04:30,043 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-17 05:04:30,046 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-17 05:04:30,046 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 05:04:28" (1/3) ... [2024-11-17 05:04:30,047 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ccd506a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 05:04:30, skipping insertion in model container [2024-11-17 05:04:30,047 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:04:29" (2/3) ... [2024-11-17 05:04:30,047 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ccd506a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 05:04:30, skipping insertion in model container [2024-11-17 05:04:30,047 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 05:04:30" (3/3) ... [2024-11-17 05:04:30,048 INFO L112 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-pppox.ko.cil.out.i [2024-11-17 05:04:30,060 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-17 05:04:30,061 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-11-17 05:04:30,104 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-17 05:04:30,109 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;@6bef571d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-17 05:04:30,109 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-11-17 05:04:30,112 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 51 states have (on average 1.3529411764705883) internal successors, (69), 57 states have internal predecessors, (69), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-17 05:04:30,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-17 05:04:30,117 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:04:30,118 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:04:30,118 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_module_putErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2024-11-17 05:04:30,122 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:04:30,122 INFO L85 PathProgramCache]: Analyzing trace with hash -181113562, now seen corresponding path program 1 times [2024-11-17 05:04:30,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:04:30,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010525347] [2024-11-17 05:04:30,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:04:30,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:04:30,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:30,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 05:04:30,447 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:04:30,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010525347] [2024-11-17 05:04:30,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010525347] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:04:30,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:04:30,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-17 05:04:30,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109501427] [2024-11-17 05:04:30,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:04:30,453 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 05:04:30,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:04:30,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 05:04:30,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 05:04:30,478 INFO L87 Difference]: Start difference. First operand has 61 states, 51 states have (on average 1.3529411764705883) internal successors, (69), 57 states have internal predecessors, (69), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 3 states, 2 states have (on average 10.0) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 05:04:30,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:04:30,545 INFO L93 Difference]: Finished difference Result 153 states and 199 transitions. [2024-11-17 05:04:30,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 05:04:30,548 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-17 05:04:30,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:04:30,554 INFO L225 Difference]: With dead ends: 153 [2024-11-17 05:04:30,554 INFO L226 Difference]: Without dead ends: 76 [2024-11-17 05:04:30,557 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 05:04:30,561 INFO L432 NwaCegarLoop]: 64 mSDtfsCounter, 39 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:04:30,562 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 109 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:04:30,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2024-11-17 05:04:30,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 75. [2024-11-17 05:04:30,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 67 states have (on average 1.3134328358208955) internal successors, (88), 70 states have internal predecessors, (88), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-17 05:04:30,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 92 transitions. [2024-11-17 05:04:30,598 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 92 transitions. Word has length 20 [2024-11-17 05:04:30,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:04:30,599 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 92 transitions. [2024-11-17 05:04:30,599 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 05:04:30,599 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 92 transitions. [2024-11-17 05:04:30,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-17 05:04:30,600 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:04:30,600 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:04:30,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-17 05:04:30,600 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_module_putErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_module_putErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2024-11-17 05:04:30,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:04:30,601 INFO L85 PathProgramCache]: Analyzing trace with hash -171567483, now seen corresponding path program 1 times [2024-11-17 05:04:30,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:04:30,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865165366] [2024-11-17 05:04:30,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:04:30,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:04:30,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:30,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 05:04:30,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:04:30,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865165366] [2024-11-17 05:04:30,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865165366] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:04:30,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:04:30,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-17 05:04:30,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535243853] [2024-11-17 05:04:30,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:04:30,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 05:04:30,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:04:30,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 05:04:30,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 05:04:30,713 INFO L87 Difference]: Start difference. First operand 75 states and 92 transitions. Second operand has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 05:04:30,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:04:30,734 INFO L93 Difference]: Finished difference Result 75 states and 92 transitions. [2024-11-17 05:04:30,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 05:04:30,734 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2024-11-17 05:04:30,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:04:30,736 INFO L225 Difference]: With dead ends: 75 [2024-11-17 05:04:30,736 INFO L226 Difference]: Without dead ends: 74 [2024-11-17 05:04:30,736 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 05:04:30,737 INFO L432 NwaCegarLoop]: 49 mSDtfsCounter, 3 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:04:30,737 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 91 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:04:30,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2024-11-17 05:04:30,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2024-11-17 05:04:30,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 67 states have (on average 1.2985074626865671) internal successors, (87), 69 states have internal predecessors, (87), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-17 05:04:30,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 91 transitions. [2024-11-17 05:04:30,749 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 91 transitions. Word has length 31 [2024-11-17 05:04:30,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:04:30,750 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 91 transitions. [2024-11-17 05:04:30,750 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 05:04:30,750 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 91 transitions. [2024-11-17 05:04:30,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-17 05:04:30,752 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:04:30,752 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:04:30,752 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-17 05:04:30,752 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_module_putErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_module_putErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2024-11-17 05:04:30,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:04:30,753 INFO L85 PathProgramCache]: Analyzing trace with hash -1023624613, now seen corresponding path program 1 times [2024-11-17 05:04:30,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:04:30,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481874424] [2024-11-17 05:04:30,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:04:30,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:04:30,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:30,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 05:04:30,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:04:30,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481874424] [2024-11-17 05:04:30,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481874424] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:04:30,934 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:04:30,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-17 05:04:30,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533803560] [2024-11-17 05:04:30,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:04:30,935 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 05:04:30,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:04:30,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 05:04:30,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-17 05:04:30,936 INFO L87 Difference]: Start difference. First operand 74 states and 91 transitions. Second operand has 4 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 05:04:31,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:04:31,017 INFO L93 Difference]: Finished difference Result 112 states and 139 transitions. [2024-11-17 05:04:31,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 05:04:31,018 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2024-11-17 05:04:31,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:04:31,019 INFO L225 Difference]: With dead ends: 112 [2024-11-17 05:04:31,019 INFO L226 Difference]: Without dead ends: 110 [2024-11-17 05:04:31,020 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-17 05:04:31,020 INFO L432 NwaCegarLoop]: 45 mSDtfsCounter, 73 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 05:04:31,021 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 117 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 05:04:31,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-17 05:04:31,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 109. [2024-11-17 05:04:31,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 100 states have (on average 1.3) internal successors, (130), 102 states have internal predecessors, (130), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-17 05:04:31,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 136 transitions. [2024-11-17 05:04:31,032 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 136 transitions. Word has length 32 [2024-11-17 05:04:31,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:04:31,032 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 136 transitions. [2024-11-17 05:04:31,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 05:04:31,032 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 136 transitions. [2024-11-17 05:04:31,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-17 05:04:31,033 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:04:31,033 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:04:31,036 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-17 05:04:31,036 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_module_putErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2024-11-17 05:04:31,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:04:31,036 INFO L85 PathProgramCache]: Analyzing trace with hash -1246257346, now seen corresponding path program 1 times [2024-11-17 05:04:31,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:04:31,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160136160] [2024-11-17 05:04:31,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:04:31,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:04:31,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:31,127 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 05:04:31,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:04:31,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160136160] [2024-11-17 05:04:31,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160136160] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:04:31,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:04:31,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-17 05:04:31,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076918698] [2024-11-17 05:04:31,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:04:31,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 05:04:31,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:04:31,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 05:04:31,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:04:31,129 INFO L87 Difference]: Start difference. First operand 109 states and 136 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 05:04:31,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:04:31,162 INFO L93 Difference]: Finished difference Result 187 states and 235 transitions. [2024-11-17 05:04:31,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 05:04:31,162 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 42 [2024-11-17 05:04:31,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:04:31,163 INFO L225 Difference]: With dead ends: 187 [2024-11-17 05:04:31,163 INFO L226 Difference]: Without dead ends: 115 [2024-11-17 05:04:31,164 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:04:31,164 INFO L432 NwaCegarLoop]: 53 mSDtfsCounter, 0 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:04:31,167 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 199 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:04:31,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-17 05:04:31,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2024-11-17 05:04:31,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 106 states have (on average 1.2830188679245282) internal successors, (136), 108 states have internal predecessors, (136), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-17 05:04:31,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 142 transitions. [2024-11-17 05:04:31,173 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 142 transitions. Word has length 42 [2024-11-17 05:04:31,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:04:31,174 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 142 transitions. [2024-11-17 05:04:31,175 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 05:04:31,175 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 142 transitions. [2024-11-17 05:04:31,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-17 05:04:31,176 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:04:31,176 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 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] [2024-11-17 05:04:31,176 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-17 05:04:31,176 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_module_putErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2024-11-17 05:04:31,176 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:04:31,176 INFO L85 PathProgramCache]: Analyzing trace with hash -1074375658, now seen corresponding path program 1 times [2024-11-17 05:04:31,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:04:31,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871104410] [2024-11-17 05:04:31,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:04:31,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:04:31,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:31,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-17 05:04:31,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:31,317 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 05:04:31,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:04:31,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871104410] [2024-11-17 05:04:31,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871104410] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:04:31,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [396153257] [2024-11-17 05:04:31,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:04:31,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:04:31,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:04:31,321 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 05:04:31,322 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-17 05:04:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:31,459 INFO L255 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-17 05:04:31,466 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:04:31,582 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 05:04:31,582 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:04:31,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [396153257] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:04:31,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:04:31,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2024-11-17 05:04:31,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904241743] [2024-11-17 05:04:31,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:04:31,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 05:04:31,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:04:31,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 05:04:31,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-17 05:04:31,588 INFO L87 Difference]: Start difference. First operand 115 states and 142 transitions. Second operand has 5 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-17 05:04:31,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:04:31,642 INFO L93 Difference]: Finished difference Result 182 states and 232 transitions. [2024-11-17 05:04:31,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-17 05:04:31,643 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 49 [2024-11-17 05:04:31,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:04:31,645 INFO L225 Difference]: With dead ends: 182 [2024-11-17 05:04:31,646 INFO L226 Difference]: Without dead ends: 181 [2024-11-17 05:04:31,646 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-17 05:04:31,649 INFO L432 NwaCegarLoop]: 77 mSDtfsCounter, 63 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 185 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:04:31,650 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 185 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:04:31,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2024-11-17 05:04:31,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 114. [2024-11-17 05:04:31,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 106 states have (on average 1.2641509433962264) internal successors, (134), 107 states have internal predecessors, (134), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-17 05:04:31,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 140 transitions. [2024-11-17 05:04:31,664 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 140 transitions. Word has length 49 [2024-11-17 05:04:31,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:04:31,665 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 140 transitions. [2024-11-17 05:04:31,665 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-17 05:04:31,665 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 140 transitions. [2024-11-17 05:04:31,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-17 05:04:31,666 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:04:31,667 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-17 05:04:31,682 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-17 05:04:31,867 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:04:31,868 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_module_putErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_module_putErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2024-11-17 05:04:31,868 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:04:31,868 INFO L85 PathProgramCache]: Analyzing trace with hash -957630133, now seen corresponding path program 1 times [2024-11-17 05:04:31,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:04:31,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585483290] [2024-11-17 05:04:31,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:04:31,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:04:31,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:32,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-17 05:04:32,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:32,132 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 05:04:32,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:04:32,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585483290] [2024-11-17 05:04:32,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585483290] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:04:32,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [354053879] [2024-11-17 05:04:32,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:04:32,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:04:32,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:04:32,136 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 05:04:32,138 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-17 05:04:32,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:32,284 INFO L255 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-17 05:04:32,286 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:04:32,386 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 05:04:32,386 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-17 05:04:32,543 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 05:04:32,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [354053879] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-17 05:04:32,544 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-17 05:04:32,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 10 [2024-11-17 05:04:32,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407952646] [2024-11-17 05:04:32,544 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-17 05:04:32,544 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-17 05:04:32,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:04:32,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-17 05:04:32,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=81, Unknown=0, NotChecked=0, Total=132 [2024-11-17 05:04:32,545 INFO L87 Difference]: Start difference. First operand 114 states and 140 transitions. Second operand has 12 states, 11 states have (on average 12.818181818181818) internal successors, (141), 11 states have internal predecessors, (141), 4 states have call successors, (5), 5 states have call predecessors, (5), 3 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-17 05:04:32,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:04:32,700 INFO L93 Difference]: Finished difference Result 371 states and 471 transitions. [2024-11-17 05:04:32,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-17 05:04:32,701 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 12.818181818181818) internal successors, (141), 11 states have internal predecessors, (141), 4 states have call successors, (5), 5 states have call predecessors, (5), 3 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 61 [2024-11-17 05:04:32,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:04:32,702 INFO L225 Difference]: With dead ends: 371 [2024-11-17 05:04:32,702 INFO L226 Difference]: Without dead ends: 295 [2024-11-17 05:04:32,704 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 116 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=162, Invalid=258, Unknown=0, NotChecked=0, Total=420 [2024-11-17 05:04:32,709 INFO L432 NwaCegarLoop]: 43 mSDtfsCounter, 212 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 212 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 05:04:32,710 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [212 Valid, 327 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 05:04:32,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2024-11-17 05:04:32,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 191. [2024-11-17 05:04:32,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 177 states have (on average 1.2542372881355932) internal successors, (222), 180 states have internal predecessors, (222), 5 states have call successors, (5), 5 states have call predecessors, (5), 8 states have return successors, (9), 5 states have call predecessors, (9), 5 states have call successors, (9) [2024-11-17 05:04:32,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 236 transitions. [2024-11-17 05:04:32,720 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 236 transitions. Word has length 61 [2024-11-17 05:04:32,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:04:32,720 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 236 transitions. [2024-11-17 05:04:32,720 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 12.818181818181818) internal successors, (141), 11 states have internal predecessors, (141), 4 states have call successors, (5), 5 states have call predecessors, (5), 3 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-17 05:04:32,721 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 236 transitions. [2024-11-17 05:04:32,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-17 05:04:32,723 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:04:32,724 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:04:32,737 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-17 05:04:32,924 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-17 05:04:32,925 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_module_putErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2024-11-17 05:04:32,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:04:32,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1458105255, now seen corresponding path program 1 times [2024-11-17 05:04:32,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:04:32,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948816380] [2024-11-17 05:04:32,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:04:32,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:04:32,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:33,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-17 05:04:33,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:33,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-17 05:04:33,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:33,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-17 05:04:33,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:33,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-17 05:04:33,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:33,366 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-17 05:04:33,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:04:33,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948816380] [2024-11-17 05:04:33,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948816380] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:04:33,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1479426806] [2024-11-17 05:04:33,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:04:33,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:04:33,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:04:33,370 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 05:04:33,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-17 05:04:33,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:33,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-17 05:04:33,588 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:04:33,768 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-17 05:04:33,768 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-17 05:04:34,051 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 05:04:34,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1479426806] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-17 05:04:34,052 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-17 05:04:34,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 9] total 17 [2024-11-17 05:04:34,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680862102] [2024-11-17 05:04:34,052 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-17 05:04:34,053 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-17 05:04:34,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:04:34,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-17 05:04:34,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=205, Unknown=0, NotChecked=0, Total=342 [2024-11-17 05:04:34,054 INFO L87 Difference]: Start difference. First operand 191 states and 236 transitions. Second operand has 19 states, 18 states have (on average 15.222222222222221) internal successors, (274), 18 states have internal predecessors, (274), 8 states have call successors, (12), 6 states have call predecessors, (12), 6 states have return successors, (12), 8 states have call predecessors, (12), 8 states have call successors, (12) [2024-11-17 05:04:34,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:04:34,367 INFO L93 Difference]: Finished difference Result 892 states and 1135 transitions. [2024-11-17 05:04:34,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-17 05:04:34,368 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 15.222222222222221) internal successors, (274), 18 states have internal predecessors, (274), 8 states have call successors, (12), 6 states have call predecessors, (12), 6 states have return successors, (12), 8 states have call predecessors, (12), 8 states have call successors, (12) Word has length 137 [2024-11-17 05:04:34,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:04:34,371 INFO L225 Difference]: With dead ends: 892 [2024-11-17 05:04:34,371 INFO L226 Difference]: Without dead ends: 820 [2024-11-17 05:04:34,372 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 308 GetRequests, 271 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=526, Invalid=880, Unknown=0, NotChecked=0, Total=1406 [2024-11-17 05:04:34,373 INFO L432 NwaCegarLoop]: 44 mSDtfsCounter, 660 mSDsluCounter, 521 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 660 SdHoareTripleChecker+Valid, 565 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 05:04:34,373 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [660 Valid, 565 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 05:04:34,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 820 states. [2024-11-17 05:04:34,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 820 to 459. [2024-11-17 05:04:34,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 459 states, 425 states have (on average 1.2541176470588236) internal successors, (533), 434 states have internal predecessors, (533), 12 states have call successors, (12), 12 states have call predecessors, (12), 21 states have return successors, (23), 12 states have call predecessors, (23), 12 states have call successors, (23) [2024-11-17 05:04:34,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 459 states and 568 transitions. [2024-11-17 05:04:34,421 INFO L78 Accepts]: Start accepts. Automaton has 459 states and 568 transitions. Word has length 137 [2024-11-17 05:04:34,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:04:34,423 INFO L471 AbstractCegarLoop]: Abstraction has 459 states and 568 transitions. [2024-11-17 05:04:34,423 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 15.222222222222221) internal successors, (274), 18 states have internal predecessors, (274), 8 states have call successors, (12), 6 states have call predecessors, (12), 6 states have return successors, (12), 8 states have call predecessors, (12), 8 states have call successors, (12) [2024-11-17 05:04:34,423 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 568 transitions. [2024-11-17 05:04:34,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2024-11-17 05:04:34,426 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:04:34,427 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:04:34,446 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-17 05:04:34,627 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:04:34,628 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_module_putErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2024-11-17 05:04:34,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:04:34,629 INFO L85 PathProgramCache]: Analyzing trace with hash -4802137, now seen corresponding path program 2 times [2024-11-17 05:04:34,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:04:34,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633567426] [2024-11-17 05:04:34,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:04:34,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:04:34,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:36,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-17 05:04:36,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:36,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-17 05:04:36,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:36,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-17 05:04:36,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:36,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-17 05:04:36,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:36,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-17 05:04:36,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:36,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-17 05:04:36,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:36,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-17 05:04:36,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:36,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-17 05:04:36,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:36,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-17 05:04:36,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:36,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-17 05:04:36,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:36,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1455 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-17 05:04:36,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:04:36,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633567426] [2024-11-17 05:04:36,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633567426] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:04:36,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1427505870] [2024-11-17 05:04:36,180 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-17 05:04:36,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:04:36,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:04:36,182 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 05:04:36,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-17 05:04:36,442 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-17 05:04:36,442 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-17 05:04:36,445 INFO L255 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-17 05:04:36,455 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:04:40,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1455 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 1365 trivial. 0 not checked. [2024-11-17 05:04:40,753 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:04:40,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1427505870] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:04:40,753 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:04:40,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [12] total 16 [2024-11-17 05:04:40,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537585017] [2024-11-17 05:04:40,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:04:40,754 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 05:04:40,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:04:40,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 05:04:40,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=183, Unknown=0, NotChecked=0, Total=272 [2024-11-17 05:04:40,755 INFO L87 Difference]: Start difference. First operand 459 states and 568 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-17 05:04:40,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:04:40,805 INFO L93 Difference]: Finished difference Result 936 states and 1154 transitions. [2024-11-17 05:04:40,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 05:04:40,806 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 311 [2024-11-17 05:04:40,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:04:40,808 INFO L225 Difference]: With dead ends: 936 [2024-11-17 05:04:40,808 INFO L226 Difference]: Without dead ends: 483 [2024-11-17 05:04:40,809 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 351 GetRequests, 336 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=183, Unknown=0, NotChecked=0, Total=272 [2024-11-17 05:04:40,809 INFO L432 NwaCegarLoop]: 45 mSDtfsCounter, 35 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 82 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:04:40,810 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 82 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:04:40,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2024-11-17 05:04:40,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 459. [2024-11-17 05:04:40,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 459 states, 425 states have (on average 1.2258823529411764) internal successors, (521), 434 states have internal predecessors, (521), 12 states have call successors, (12), 12 states have call predecessors, (12), 21 states have return successors, (23), 12 states have call predecessors, (23), 12 states have call successors, (23) [2024-11-17 05:04:40,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 459 states and 556 transitions. [2024-11-17 05:04:40,825 INFO L78 Accepts]: Start accepts. Automaton has 459 states and 556 transitions. Word has length 311 [2024-11-17 05:04:40,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:04:40,825 INFO L471 AbstractCegarLoop]: Abstraction has 459 states and 556 transitions. [2024-11-17 05:04:40,825 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-17 05:04:40,826 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 556 transitions. [2024-11-17 05:04:40,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2024-11-17 05:04:40,828 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:04:40,828 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:04:40,845 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-17 05:04:41,032 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:04:41,033 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_module_putErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2024-11-17 05:04:41,034 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:04:41,034 INFO L85 PathProgramCache]: Analyzing trace with hash -2072048889, now seen corresponding path program 1 times [2024-11-17 05:04:41,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:04:41,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975461778] [2024-11-17 05:04:41,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:04:41,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:04:41,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:42,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-17 05:04:42,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:42,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-17 05:04:42,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:42,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-17 05:04:42,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:42,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-17 05:04:42,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:42,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-17 05:04:42,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:42,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-17 05:04:42,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:42,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-17 05:04:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:42,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-17 05:04:42,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:42,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-17 05:04:42,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:42,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-17 05:04:42,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:42,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1510 backedges. 0 proven. 1330 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-17 05:04:42,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:04:42,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975461778] [2024-11-17 05:04:42,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1975461778] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:04:42,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1275484635] [2024-11-17 05:04:42,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:04:42,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:04:42,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:04:42,329 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 05:04:42,331 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-17 05:04:42,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:42,779 INFO L255 TraceCheckSpWp]: Trace formula consists of 2074 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-17 05:04:42,787 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:04:43,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1510 backedges. 0 proven. 1330 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-17 05:04:43,113 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-17 05:04:43,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1510 backedges. 0 proven. 1510 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 05:04:43,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1275484635] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-17 05:04:43,815 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-17 05:04:43,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 21] total 35 [2024-11-17 05:04:43,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615291902] [2024-11-17 05:04:43,815 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-17 05:04:43,816 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-11-17 05:04:43,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:04:43,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-11-17 05:04:43,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=530, Invalid=802, Unknown=0, NotChecked=0, Total=1332 [2024-11-17 05:04:43,818 INFO L87 Difference]: Start difference. First operand 459 states and 556 transitions. Second operand has 37 states, 36 states have (on average 16.75) internal successors, (603), 36 states have internal predecessors, (603), 20 states have call successors, (30), 12 states have call predecessors, (30), 12 states have return successors, (30), 20 states have call predecessors, (30), 20 states have call successors, (30) [2024-11-17 05:04:44,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:04:44,793 INFO L93 Difference]: Finished difference Result 3129 states and 3866 transitions. [2024-11-17 05:04:44,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-11-17 05:04:44,794 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 36 states have (on average 16.75) internal successors, (603), 36 states have internal predecessors, (603), 20 states have call successors, (30), 12 states have call predecessors, (30), 12 states have return successors, (30), 20 states have call predecessors, (30), 20 states have call successors, (30) Word has length 322 [2024-11-17 05:04:44,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:04:44,802 INFO L225 Difference]: With dead ends: 3129 [2024-11-17 05:04:44,802 INFO L226 Difference]: Without dead ends: 2868 [2024-11-17 05:04:44,804 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 726 GetRequests, 647 SyntacticMatches, 1 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1355 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=2311, Invalid=4009, Unknown=0, NotChecked=0, Total=6320 [2024-11-17 05:04:44,805 INFO L432 NwaCegarLoop]: 43 mSDtfsCounter, 2156 mSDsluCounter, 974 mSDsCounter, 0 mSdLazyCounter, 250 mSolverCounterSat, 360 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2156 SdHoareTripleChecker+Valid, 1017 SdHoareTripleChecker+Invalid, 610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 360 IncrementalHoareTripleChecker+Valid, 250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-17 05:04:44,805 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2156 Valid, 1017 Invalid, 610 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [360 Valid, 250 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-17 05:04:44,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2868 states. [2024-11-17 05:04:44,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2868 to 939. [2024-11-17 05:04:44,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 939 states, 869 states have (on average 1.2209436133486766) internal successors, (1061), 890 states have internal predecessors, (1061), 24 states have call successors, (24), 24 states have call predecessors, (24), 45 states have return successors, (47), 24 states have call predecessors, (47), 24 states have call successors, (47) [2024-11-17 05:04:44,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 939 states and 1132 transitions. [2024-11-17 05:04:44,850 INFO L78 Accepts]: Start accepts. Automaton has 939 states and 1132 transitions. Word has length 322 [2024-11-17 05:04:44,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:04:44,851 INFO L471 AbstractCegarLoop]: Abstraction has 939 states and 1132 transitions. [2024-11-17 05:04:44,851 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 36 states have (on average 16.75) internal successors, (603), 36 states have internal predecessors, (603), 20 states have call successors, (30), 12 states have call predecessors, (30), 12 states have return successors, (30), 20 states have call predecessors, (30), 20 states have call successors, (30) [2024-11-17 05:04:44,851 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1132 transitions. [2024-11-17 05:04:44,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 683 [2024-11-17 05:04:44,859 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:04:44,859 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:04:44,876 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-17 05:04:45,060 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:04:45,061 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_module_putErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2024-11-17 05:04:45,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:04:45,061 INFO L85 PathProgramCache]: Analyzing trace with hash 1561546311, now seen corresponding path program 2 times [2024-11-17 05:04:45,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:04:45,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685386990] [2024-11-17 05:04:45,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:04:45,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:04:45,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:49,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-17 05:04:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:49,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-17 05:04:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:49,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-17 05:04:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:49,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-17 05:04:49,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:49,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-17 05:04:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:49,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-17 05:04:49,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:49,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-17 05:04:49,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:49,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-17 05:04:49,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:49,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-17 05:04:49,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:49,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-17 05:04:49,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:49,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-17 05:04:49,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:49,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-17 05:04:49,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:49,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-17 05:04:49,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:49,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-11-17 05:04:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:49,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2024-11-17 05:04:49,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:49,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2024-11-17 05:04:49,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:49,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2024-11-17 05:04:49,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:49,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2024-11-17 05:04:49,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:49,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 567 [2024-11-17 05:04:49,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:49,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2024-11-17 05:04:49,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:49,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 627 [2024-11-17 05:04:49,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:49,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2024-11-17 05:04:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:04:49,344 INFO L134 CoverageAnalysis]: Checked inductivity of 7282 backedges. 0 proven. 6358 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-17 05:04:49,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:04:49,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685386990] [2024-11-17 05:04:49,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685386990] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:04:49,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1348227752] [2024-11-17 05:04:49,344 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-17 05:04:49,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:04:49,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:04:49,346 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 05:04:49,347 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-17 05:04:49,796 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-17 05:04:49,796 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-17 05:04:49,800 INFO L255 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-17 05:04:49,808 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:04:49,880 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2024-11-17 05:04:49,883 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2024-11-17 05:04:49,905 INFO L134 CoverageAnalysis]: Checked inductivity of 7282 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 7084 trivial. 0 not checked. [2024-11-17 05:04:49,906 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:04:49,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1348227752] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:04:49,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:04:49,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [24] total 29 [2024-11-17 05:04:49,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310749307] [2024-11-17 05:04:49,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:04:49,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 05:04:49,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:04:49,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 05:04:49,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=308, Invalid=504, Unknown=0, NotChecked=0, Total=812 [2024-11-17 05:04:49,908 INFO L87 Difference]: Start difference. First operand 939 states and 1132 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-17 05:04:49,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:04:49,954 INFO L93 Difference]: Finished difference Result 956 states and 1153 transitions. [2024-11-17 05:04:49,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 05:04:49,955 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 682 [2024-11-17 05:04:49,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:04:49,955 INFO L225 Difference]: With dead ends: 956 [2024-11-17 05:04:49,955 INFO L226 Difference]: Without dead ends: 0 [2024-11-17 05:04:49,957 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 771 GetRequests, 743 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=312, Invalid=558, Unknown=0, NotChecked=0, Total=870 [2024-11-17 05:04:49,957 INFO L432 NwaCegarLoop]: 23 mSDtfsCounter, 3 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:04:49,957 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 71 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:04:49,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-17 05:04:49,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-17 05:04:49,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 05:04:49,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-17 05:04:49,958 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 682 [2024-11-17 05:04:49,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:04:49,958 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-17 05:04:49,959 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-17 05:04:49,959 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-17 05:04:49,959 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-17 05:04:49,961 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 4 remaining) [2024-11-17 05:04:49,961 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 4 remaining) [2024-11-17 05:04:49,961 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_module_putErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 4 remaining) [2024-11-17 05:04:49,962 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_module_putErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 4 remaining) [2024-11-17 05:04:49,976 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-17 05:04:50,162 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:04:50,164 INFO L407 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1] [2024-11-17 05:04:50,167 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-17 05:04:50,187 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-17 05:04:50,196 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_ACTIVE [2024-11-17 05:04:50,197 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_RESUMING [2024-11-17 05:04:50,197 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDED [2024-11-17 05:04:50,197 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDING [2024-11-17 05:04:50,197 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_NONE [2024-11-17 05:04:50,197 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_IDLE [2024-11-17 05:04:50,197 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_SUSPEND [2024-11-17 05:04:50,197 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_AUTOSUSPEND [2024-11-17 05:04:50,197 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_RESUME [2024-11-17 05:04:50,197 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NONE [2024-11-17 05:04:50,197 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NET [2024-11-17 05:04:50,197 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPES [2024-11-17 05:04:50,197 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_LIVE [2024-11-17 05:04:50,197 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_COMING [2024-11-17 05:04:50,197 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_GOING [2024-11-17 05:04:50,198 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_FREE [2024-11-17 05:04:50,198 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_UNCONNECTED [2024-11-17 05:04:50,198 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTING [2024-11-17 05:04:50,198 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTED [2024-11-17 05:04:50,198 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_DISCONNECTING [2024-11-17 05:04:50,198 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_BIDIRECTIONAL [2024-11-17 05:04:50,198 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_TO_DEVICE [2024-11-17 05:04:50,198 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_FROM_DEVICE [2024-11-17 05:04:50,198 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_NONE [2024-11-17 05:04:50,198 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_NORESTART [2024-11-17 05:04:50,198 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_RESTART [2024-11-17 05:04:50,198 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PID [2024-11-17 05:04:50,198 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PGID [2024-11-17 05:04:50,198 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_SID [2024-11-17 05:04:50,198 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_MAX [2024-11-17 05:04:50,198 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_INACTIVE [2024-11-17 05:04:50,199 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ACTIVE [2024-11-17 05:04:50,199 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ON [2024-11-17 05:04:50,199 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_OFF [2024-11-17 05:04:50,199 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~__NETDEV_TX_MIN [2024-11-17 05:04:50,199 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_OK [2024-11-17 05:04:50,199 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_BUSY [2024-11-17 05:04:50,199 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_LOCKED [2024-11-17 05:04:50,199 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_CONSUMED [2024-11-17 05:04:50,200 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_ANOTHER [2024-11-17 05:04:50,200 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_EXACT [2024-11-17 05:04:50,200 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_PASS [2024-11-17 05:04:50,200 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_NONE [2024-11-17 05:04:50,200 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_HANDLED [2024-11-17 05:04:50,200 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_WAKE_THREAD [2024-11-17 05:04:50,203 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_ACTIVE [2024-11-17 05:04:50,203 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_RESUMING [2024-11-17 05:04:50,203 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDED [2024-11-17 05:04:50,203 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDING [2024-11-17 05:04:50,203 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_NONE [2024-11-17 05:04:50,203 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_IDLE [2024-11-17 05:04:50,203 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_SUSPEND [2024-11-17 05:04:50,203 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_AUTOSUSPEND [2024-11-17 05:04:50,203 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_RESUME [2024-11-17 05:04:50,204 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NONE [2024-11-17 05:04:50,204 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NET [2024-11-17 05:04:50,204 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPES [2024-11-17 05:04:50,204 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_LIVE [2024-11-17 05:04:50,204 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_COMING [2024-11-17 05:04:50,204 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_GOING [2024-11-17 05:04:50,204 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_FREE [2024-11-17 05:04:50,204 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_UNCONNECTED [2024-11-17 05:04:50,204 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTING [2024-11-17 05:04:50,204 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTED [2024-11-17 05:04:50,205 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_DISCONNECTING [2024-11-17 05:04:50,205 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_BIDIRECTIONAL [2024-11-17 05:04:50,205 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_TO_DEVICE [2024-11-17 05:04:50,205 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_FROM_DEVICE [2024-11-17 05:04:50,205 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_NONE [2024-11-17 05:04:50,205 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_NORESTART [2024-11-17 05:04:50,205 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_RESTART [2024-11-17 05:04:50,205 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PID [2024-11-17 05:04:50,205 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PGID [2024-11-17 05:04:50,205 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_SID [2024-11-17 05:04:50,206 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_MAX [2024-11-17 05:04:50,206 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_INACTIVE [2024-11-17 05:04:50,206 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ACTIVE [2024-11-17 05:04:50,206 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ON [2024-11-17 05:04:50,206 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_OFF [2024-11-17 05:04:50,206 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~__NETDEV_TX_MIN [2024-11-17 05:04:50,206 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_OK [2024-11-17 05:04:50,206 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_BUSY [2024-11-17 05:04:50,206 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_LOCKED [2024-11-17 05:04:50,206 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_CONSUMED [2024-11-17 05:04:50,207 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_ANOTHER [2024-11-17 05:04:50,207 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_EXACT [2024-11-17 05:04:50,207 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_PASS [2024-11-17 05:04:50,207 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_NONE [2024-11-17 05:04:50,207 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_HANDLED [2024-11-17 05:04:50,207 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_WAKE_THREAD [2024-11-17 05:04:50,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.11 05:04:50 BoogieIcfgContainer [2024-11-17 05:04:50,207 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-17 05:04:50,208 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-17 05:04:50,208 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-17 05:04:50,208 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-17 05:04:50,209 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 05:04:30" (3/4) ... [2024-11-17 05:04:50,211 INFO L143 WitnessPrinter]: Generating witness for correct program [2024-11-17 05:04:50,214 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_module_put [2024-11-17 05:04:50,214 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_blast_assert [2024-11-17 05:04:50,218 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2024-11-17 05:04:50,219 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-17 05:04:50,219 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-17 05:04:50,219 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-17 05:04:50,294 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-17 05:04:50,294 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-17 05:04:50,294 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-17 05:04:50,295 INFO L158 Benchmark]: Toolchain (without parser) took 21564.55ms. Allocated memory was 211.8MB in the beginning and 981.5MB in the end (delta: 769.7MB). Free memory was 176.2MB in the beginning and 599.3MB in the end (delta: -423.1MB). Peak memory consumption was 346.6MB. Max. memory is 16.1GB. [2024-11-17 05:04:50,295 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 107.0MB. Free memory is still 78.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-17 05:04:50,295 INFO L158 Benchmark]: CACSL2BoogieTranslator took 694.94ms. Allocated memory is still 211.8MB. Free memory was 176.2MB in the beginning and 100.7MB in the end (delta: 75.5MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2024-11-17 05:04:50,295 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.70ms. Allocated memory is still 211.8MB. Free memory was 100.7MB in the beginning and 98.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-17 05:04:50,296 INFO L158 Benchmark]: Boogie Preprocessor took 52.45ms. Allocated memory is still 211.8MB. Free memory was 98.6MB in the beginning and 95.5MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-17 05:04:50,296 INFO L158 Benchmark]: IcfgBuilder took 520.87ms. Allocated memory is still 211.8MB. Free memory was 95.5MB in the beginning and 154.8MB in the end (delta: -59.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-17 05:04:50,296 INFO L158 Benchmark]: TraceAbstraction took 20164.64ms. Allocated memory was 211.8MB in the beginning and 981.5MB in the end (delta: 769.7MB). Free memory was 153.8MB in the beginning and 606.6MB in the end (delta: -452.9MB). Peak memory consumption was 319.9MB. Max. memory is 16.1GB. [2024-11-17 05:04:50,296 INFO L158 Benchmark]: Witness Printer took 86.24ms. Allocated memory is still 981.5MB. Free memory was 606.6MB in the beginning and 599.3MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-17 05:04:50,298 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 107.0MB. Free memory is still 78.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 694.94ms. Allocated memory is still 211.8MB. Free memory was 176.2MB in the beginning and 100.7MB in the end (delta: 75.5MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.70ms. Allocated memory is still 211.8MB. Free memory was 100.7MB in the beginning and 98.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.45ms. Allocated memory is still 211.8MB. Free memory was 98.6MB in the beginning and 95.5MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * IcfgBuilder took 520.87ms. Allocated memory is still 211.8MB. Free memory was 95.5MB in the beginning and 154.8MB in the end (delta: -59.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 20164.64ms. Allocated memory was 211.8MB in the beginning and 981.5MB in the end (delta: 769.7MB). Free memory was 153.8MB in the beginning and 606.6MB in the end (delta: -452.9MB). Peak memory consumption was 319.9MB. Max. memory is 16.1GB. * Witness Printer took 86.24ms. Allocated memory is still 981.5MB. Free memory was 606.6MB in the beginning and 599.3MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 4823]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [4823-4824] - GenericResultAtLocation [Line: 4826]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [4826-4827] - GenericResultAtLocation [Line: 4830]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [4830-4831] - GenericResultAtLocation [Line: 4833]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [4833-4834] - GenericResultAtLocation [Line: 4837]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [4837-4838] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_ACTIVE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_RESUMING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_IDLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_SUSPEND - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_AUTOSUSPEND - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_RESUME - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NET - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPES - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_LIVE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_COMING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_GOING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_FREE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_UNCONNECTED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_DISCONNECTING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_BIDIRECTIONAL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_TO_DEVICE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_FROM_DEVICE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_NORESTART - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_RESTART - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PGID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_SID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_MAX - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_INACTIVE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ACTIVE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ON - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_OFF - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~__NETDEV_TX_MIN - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_OK - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_BUSY - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_LOCKED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_CONSUMED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_ANOTHER - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_EXACT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_PASS - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_HANDLED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_WAKE_THREAD - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_ACTIVE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_RESUMING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_IDLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_SUSPEND - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_AUTOSUSPEND - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_RESUME - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NET - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPES - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_LIVE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_COMING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_GOING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_FREE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_UNCONNECTED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_DISCONNECTING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_BIDIRECTIONAL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_TO_DEVICE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_FROM_DEVICE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_NORESTART - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_RESTART - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PGID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_SID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_MAX - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_INACTIVE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ACTIVE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ON - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_OFF - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~__NETDEV_TX_MIN - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_OK - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_BUSY - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_LOCKED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_CONSUMED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_ANOTHER - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_EXACT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_PASS - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_HANDLED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_WAKE_THREAD * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 5018]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 5018]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 5038]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 5038]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 61 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 20.1s, OverallIterations: 10, TraceHistogramMax: 23, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3244 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3244 mSDsluCounter, 2763 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2277 mSDsCounter, 493 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 605 IncrementalHoareTripleChecker+Invalid, 1098 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 493 mSolverCounterUnsat, 486 mSDtfsCounter, 605 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2358 GetRequests, 2165 SyntacticMatches, 3 SemanticMatches, 190 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1833 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=939occurred in iteration=9, InterpolantAutomatonStates: 152, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 2487 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 14.2s InterpolantComputationTime, 3249 NumberOfCodeBlocks, 2299 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 3750 ConstructedInterpolants, 0 QuantifiedInterpolants, 27350 SizeOfPredicates, 6 NumberOfNonLiveVariables, 4040 ConjunctsInSsa, 103 ConjunctsInUnsatCore, 19 InterpolantComputations, 7 PerfectInterpolantSequences, 10277/22817 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - ProcedureContractResult [Line: 5028]: Procedure Contract for ldv_module_put Derived contract for procedure ldv_module_put. Requires: 0 Ensures: (0 && ((((__this_module == \old(__this_module)) && (pppox_protos == \old(pppox_protos))) && (pppox_proto_family == \old(pppox_proto_family))) && (LDV_IN_INTERRUPT == \old(LDV_IN_INTERRUPT)))) - ProcedureContractResult [Line: 4992]: Procedure Contract for ldv_blast_assert Derived contract for procedure ldv_blast_assert. Ensures: (0 && (((((__this_module == \old(__this_module)) && (pppox_protos == \old(pppox_protos))) && (pppox_proto_family == \old(pppox_proto_family))) && (LDV_IN_INTERRUPT == \old(LDV_IN_INTERRUPT))) && (ldv_module_refcounter == \old(ldv_module_refcounter)))) RESULT: Ultimate proved your program to be correct! [2024-11-17 05:04:50,322 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE