./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 023d838f 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-023d838-m [2024-11-10 19:45:21,035 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 19:45:21,084 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-10 19:45:21,088 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 19:45:21,088 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 19:45:21,108 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 19:45:21,109 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 19:45:21,109 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 19:45:21,110 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 19:45:21,112 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 19:45:21,113 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 19:45:21,113 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 19:45:21,114 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 19:45:21,114 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 19:45:21,114 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 19:45:21,114 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 19:45:21,114 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 19:45:21,115 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 19:45:21,115 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 19:45:21,115 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 19:45:21,115 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 19:45:21,116 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 19:45:21,116 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 19:45:21,116 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-10 19:45:21,116 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 19:45:21,117 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 19:45:21,117 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 19:45:21,117 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 19:45:21,117 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 19:45:21,117 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 19:45:21,118 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 19:45:21,118 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 19:45:21,118 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 19:45:21,118 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 19:45:21,118 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 19:45:21,119 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 19:45:21,119 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 19:45:21,119 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 19:45:21,119 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 19:45:21,119 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 19:45:21,119 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 19:45:21,120 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66690b8f2afac00b38604fc5fd1edb6c2524e6892200d6512ef98cf0032d8df1 [2024-11-10 19:45:21,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 19:45:21,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 19:45:21,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 19:45:21,350 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 19:45:21,351 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 19:45:21,352 INFO L431 ainManager$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 [2024-11-10 19:45:22,712 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 19:45:23,030 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 19:45:23,030 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 [2024-11-10 19:45:23,060 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6173c522/8c01a80b63824ebf97598961e5ff3e0f/FLAG32a4176da [2024-11-10 19:45:23,272 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6173c522/8c01a80b63824ebf97598961e5ff3e0f [2024-11-10 19:45:23,274 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 19:45:23,276 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 19:45:23,277 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 19:45:23,277 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 19:45:23,281 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 19:45:23,282 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:45:23" (1/1) ... [2024-11-10 19:45:23,283 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5112243 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:45:23, skipping insertion in model container [2024-11-10 19:45:23,283 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:45:23" (1/1) ... [2024-11-10 19:45:23,339 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 19:45:23,828 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 19:45:23,841 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 19:45:23,946 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] [2024-11-10 19:45:23,948 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] [2024-11-10 19:45:23,948 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] [2024-11-10 19:45:23,949 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] [2024-11-10 19:45:23,949 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] [2024-11-10 19:45:23,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 19:45:23,991 INFO L204 MainTranslator]: Completed translation [2024-11-10 19:45:23,992 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:45:23 WrapperNode [2024-11-10 19:45:23,992 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 19:45:23,994 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 19:45:23,994 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 19:45:23,994 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 19:45:24,000 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:45:23" (1/1) ... [2024-11-10 19:45:24,020 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:45:23" (1/1) ... [2024-11-10 19:45:24,046 INFO L138 Inliner]: procedures = 49, calls = 67, calls flagged for inlining = 23, calls inlined = 16, statements flattened = 192 [2024-11-10 19:45:24,048 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 19:45:24,049 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 19:45:24,049 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 19:45:24,049 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 19:45:24,059 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:45:23" (1/1) ... [2024-11-10 19:45:24,060 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:45:23" (1/1) ... [2024-11-10 19:45:24,063 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:45:23" (1/1) ... [2024-11-10 19:45:24,092 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]. [2024-11-10 19:45:24,092 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:45:23" (1/1) ... [2024-11-10 19:45:24,093 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:45:23" (1/1) ... [2024-11-10 19:45:24,103 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:45:23" (1/1) ... [2024-11-10 19:45:24,105 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:45:23" (1/1) ... [2024-11-10 19:45:24,106 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:45:23" (1/1) ... [2024-11-10 19:45:24,108 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:45:23" (1/1) ... [2024-11-10 19:45:24,110 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 19:45:24,111 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 19:45:24,111 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 19:45:24,111 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 19:45:24,112 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:45:23" (1/1) ... [2024-11-10 19:45:24,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 19:45:24,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:45:24,140 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) [2024-11-10 19:45:24,142 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 [2024-11-10 19:45:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 19:45:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-10 19:45:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-10 19:45:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-10 19:45:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-10 19:45:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2024-11-10 19:45:24,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2024-11-10 19:45:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2024-11-10 19:45:24,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2024-11-10 19:45:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-10 19:45:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-10 19:45:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-10 19:45:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-10 19:45:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 19:45:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-10 19:45:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-10 19:45:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-10 19:45:24,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 19:45:24,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 19:45:24,346 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 19:45:24,349 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 19:45:24,551 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5119: havoc sock_register_#t~nondet59#1; [2024-11-10 19:45:24,551 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5099: havoc ldv_undefined_int_#t~nondet57#1; [2024-11-10 19:45:24,551 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5092: havoc __request_module_#t~nondet56#1; [2024-11-10 19:45:24,551 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4960: assume false; [2024-11-10 19:45:24,551 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4960: assume !false; [2024-11-10 19:45:24,621 INFO L? ?]: Removed 108 outVars from TransFormulas that were not future-live. [2024-11-10 19:45:24,621 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 19:45:24,633 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 19:45:24,633 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 19:45:24,633 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 07:45:24 BoogieIcfgContainer [2024-11-10 19:45:24,633 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 19:45:24,635 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 19:45:24,635 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 19:45:24,638 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 19:45:24,638 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 07:45:23" (1/3) ... [2024-11-10 19:45:24,638 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@646152ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:45:24, skipping insertion in model container [2024-11-10 19:45:24,639 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:45:23" (2/3) ... [2024-11-10 19:45:24,640 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@646152ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:45:24, skipping insertion in model container [2024-11-10 19:45:24,640 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 07:45:24" (3/3) ... [2024-11-10 19:45:24,642 INFO L112 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-pppox.ko.cil.out.i [2024-11-10 19:45:24,656 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 19:45:24,656 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-11-10 19:45:24,707 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 19:45:24,714 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;@2f6949ec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 19:45:24,714 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-11-10 19:45:24,718 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 51 states have (on average 1.392156862745098) internal successors, (71), 57 states have internal predecessors, (71), 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) [2024-11-10 19:45:24,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-10 19:45:24,724 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:45:24,724 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] [2024-11-10 19:45:24,725 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)] === [2024-11-10 19:45:24,729 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:45:24,730 INFO L85 PathProgramCache]: Analyzing trace with hash 439342376, now seen corresponding path program 1 times [2024-11-10 19:45:24,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:45:24,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204145403] [2024-11-10 19:45:24,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:45:24,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:45:24,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:25,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 19:45:25,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:45:25,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204145403] [2024-11-10 19:45:25,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204145403] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 19:45:25,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 19:45:25,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-10 19:45:25,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938730120] [2024-11-10 19:45:25,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 19:45:25,051 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 19:45:25,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:45:25,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 19:45:25,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 19:45:25,076 INFO L87 Difference]: Start difference. First operand has 61 states, 51 states have (on average 1.392156862745098) internal successors, (71), 57 states have internal predecessors, (71), 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) [2024-11-10 19:45:25,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:45:25,129 INFO L93 Difference]: Finished difference Result 153 states and 205 transitions. [2024-11-10 19:45:25,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 19:45:25,131 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 [2024-11-10 19:45:25,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:45:25,137 INFO L225 Difference]: With dead ends: 153 [2024-11-10 19:45:25,137 INFO L226 Difference]: Without dead ends: 76 [2024-11-10 19:45:25,143 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 [2024-11-10 19:45:25,147 INFO L432 NwaCegarLoop]: 66 mSDtfsCounter, 41 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 113 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 [2024-11-10 19:45:25,149 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 113 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 19:45:25,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2024-11-10 19:45:25,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 75. [2024-11-10 19:45:25,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 67 states have (on average 1.373134328358209) internal successors, (92), 70 states have internal predecessors, (92), 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) [2024-11-10 19:45:25,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 96 transitions. [2024-11-10 19:45:25,182 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 96 transitions. Word has length 20 [2024-11-10 19:45:25,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:45:25,182 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 96 transitions. [2024-11-10 19:45:25,182 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) [2024-11-10 19:45:25,182 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 96 transitions. [2024-11-10 19:45:25,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-10 19:45:25,183 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:45:25,183 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] [2024-11-10 19:45:25,183 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 19:45:25,184 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)] === [2024-11-10 19:45:25,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:45:25,186 INFO L85 PathProgramCache]: Analyzing trace with hash -552928208, now seen corresponding path program 1 times [2024-11-10 19:45:25,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:45:25,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402505542] [2024-11-10 19:45:25,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:45:25,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:45:25,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:25,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 19:45:25,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:45:25,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402505542] [2024-11-10 19:45:25,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402505542] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 19:45:25,304 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 19:45:25,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 19:45:25,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56630270] [2024-11-10 19:45:25,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 19:45:25,307 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 19:45:25,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:45:25,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 19:45:25,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 19:45:25,309 INFO L87 Difference]: Start difference. First operand 75 states and 96 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) [2024-11-10 19:45:25,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:45:25,332 INFO L93 Difference]: Finished difference Result 75 states and 96 transitions. [2024-11-10 19:45:25,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 19:45:25,332 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 [2024-11-10 19:45:25,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:45:25,333 INFO L225 Difference]: With dead ends: 75 [2024-11-10 19:45:25,333 INFO L226 Difference]: Without dead ends: 74 [2024-11-10 19:45:25,334 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 [2024-11-10 19:45:25,334 INFO L432 NwaCegarLoop]: 51 mSDtfsCounter, 3 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 95 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 [2024-11-10 19:45:25,335 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 95 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 19:45:25,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2024-11-10 19:45:25,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2024-11-10 19:45:25,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 67 states have (on average 1.3582089552238805) internal successors, (91), 69 states have internal predecessors, (91), 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) [2024-11-10 19:45:25,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 95 transitions. [2024-11-10 19:45:25,341 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 95 transitions. Word has length 31 [2024-11-10 19:45:25,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:45:25,342 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 95 transitions. [2024-11-10 19:45:25,342 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) [2024-11-10 19:45:25,342 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 95 transitions. [2024-11-10 19:45:25,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-10 19:45:25,343 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:45:25,343 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] [2024-11-10 19:45:25,343 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 19:45:25,343 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)] === [2024-11-10 19:45:25,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:45:25,344 INFO L85 PathProgramCache]: Analyzing trace with hash 39094802, now seen corresponding path program 1 times [2024-11-10 19:45:25,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:45:25,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709137672] [2024-11-10 19:45:25,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:45:25,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:45:25,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:25,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 19:45:25,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:45:25,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709137672] [2024-11-10 19:45:25,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709137672] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 19:45:25,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 19:45:25,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 19:45:25,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410717196] [2024-11-10 19:45:25,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 19:45:25,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 19:45:25,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:45:25,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 19:45:25,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-10 19:45:25,482 INFO L87 Difference]: Start difference. First operand 74 states and 95 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) [2024-11-10 19:45:25,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:45:25,542 INFO L93 Difference]: Finished difference Result 112 states and 145 transitions. [2024-11-10 19:45:25,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 19:45:25,542 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 [2024-11-10 19:45:25,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:45:25,543 INFO L225 Difference]: With dead ends: 112 [2024-11-10 19:45:25,543 INFO L226 Difference]: Without dead ends: 110 [2024-11-10 19:45:25,544 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 [2024-11-10 19:45:25,545 INFO L432 NwaCegarLoop]: 47 mSDtfsCounter, 79 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 19:45:25,545 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 123 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 19:45:25,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-10 19:45:25,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 109. [2024-11-10 19:45:25,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 100 states have (on average 1.36) internal successors, (136), 102 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) [2024-11-10 19:45:25,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 142 transitions. [2024-11-10 19:45:25,554 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 142 transitions. Word has length 32 [2024-11-10 19:45:25,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:45:25,554 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 142 transitions. [2024-11-10 19:45:25,555 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) [2024-11-10 19:45:25,555 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 142 transitions. [2024-11-10 19:45:25,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-10 19:45:25,560 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:45:25,560 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] [2024-11-10 19:45:25,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 19:45:25,560 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)] === [2024-11-10 19:45:25,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:45:25,560 INFO L85 PathProgramCache]: Analyzing trace with hash 949225794, now seen corresponding path program 1 times [2024-11-10 19:45:25,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:45:25,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34279679] [2024-11-10 19:45:25,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:45:25,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:45:25,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:25,684 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 19:45:25,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:45:25,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34279679] [2024-11-10 19:45:25,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34279679] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 19:45:25,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 19:45:25,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 19:45:25,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638579448] [2024-11-10 19:45:25,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 19:45:25,686 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 19:45:25,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:45:25,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 19:45:25,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-10 19:45:25,686 INFO L87 Difference]: Start difference. First operand 109 states and 142 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) [2024-11-10 19:45:25,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:45:25,721 INFO L93 Difference]: Finished difference Result 187 states and 247 transitions. [2024-11-10 19:45:25,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 19:45:25,722 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 [2024-11-10 19:45:25,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:45:25,724 INFO L225 Difference]: With dead ends: 187 [2024-11-10 19:45:25,724 INFO L226 Difference]: Without dead ends: 115 [2024-11-10 19:45:25,726 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 [2024-11-10 19:45:25,727 INFO L432 NwaCegarLoop]: 55 mSDtfsCounter, 0 mSDsluCounter, 151 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 19:45:25,727 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 206 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 19:45:25,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-10 19:45:25,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2024-11-10 19:45:25,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 106 states have (on average 1.3584905660377358) internal successors, (144), 108 states have internal predecessors, (144), 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) [2024-11-10 19:45:25,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 150 transitions. [2024-11-10 19:45:25,734 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 150 transitions. Word has length 42 [2024-11-10 19:45:25,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:45:25,735 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 150 transitions. [2024-11-10 19:45:25,735 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) [2024-11-10 19:45:25,735 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 150 transitions. [2024-11-10 19:45:25,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-10 19:45:25,736 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:45:25,736 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] [2024-11-10 19:45:25,736 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 19:45:25,739 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)] === [2024-11-10 19:45:25,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:45:25,739 INFO L85 PathProgramCache]: Analyzing trace with hash 1133259843, now seen corresponding path program 1 times [2024-11-10 19:45:25,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:45:25,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357821945] [2024-11-10 19:45:25,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:45:25,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:45:25,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:25,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-10 19:45:25,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:25,919 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 19:45:25,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:45:25,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357821945] [2024-11-10 19:45:25,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357821945] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:45:25,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [37083090] [2024-11-10 19:45:25,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:45:25,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:45:25,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:45:25,923 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) [2024-11-10 19:45:25,925 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-10 19:45:26,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:26,081 INFO L255 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-10 19:45:26,092 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:45:26,219 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 19:45:26,220 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-10 19:45:26,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [37083090] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 19:45:26,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-10 19:45:26,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2024-11-10 19:45:26,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294437896] [2024-11-10 19:45:26,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 19:45:26,221 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 19:45:26,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:45:26,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 19:45:26,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-10 19:45:26,222 INFO L87 Difference]: Start difference. First operand 115 states and 150 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) [2024-11-10 19:45:26,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:45:26,294 INFO L93 Difference]: Finished difference Result 182 states and 244 transitions. [2024-11-10 19:45:26,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-10 19:45:26,295 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 [2024-11-10 19:45:26,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:45:26,297 INFO L225 Difference]: With dead ends: 182 [2024-11-10 19:45:26,297 INFO L226 Difference]: Without dead ends: 181 [2024-11-10 19:45:26,298 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 [2024-11-10 19:45:26,301 INFO L432 NwaCegarLoop]: 81 mSDtfsCounter, 67 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 195 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 [2024-11-10 19:45:26,301 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 195 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 19:45:26,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2024-11-10 19:45:26,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 114. [2024-11-10 19:45:26,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 106 states have (on average 1.3396226415094339) internal successors, (142), 107 states have internal predecessors, (142), 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) [2024-11-10 19:45:26,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 148 transitions. [2024-11-10 19:45:26,321 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 148 transitions. Word has length 49 [2024-11-10 19:45:26,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:45:26,321 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 148 transitions. [2024-11-10 19:45:26,321 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) [2024-11-10 19:45:26,322 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 148 transitions. [2024-11-10 19:45:26,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-10 19:45:26,323 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:45:26,323 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] [2024-11-10 19:45:26,338 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-10 19:45:26,528 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 [2024-11-10 19:45:26,529 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)] === [2024-11-10 19:45:26,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:45:26,529 INFO L85 PathProgramCache]: Analyzing trace with hash -1330114387, now seen corresponding path program 1 times [2024-11-10 19:45:26,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:45:26,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745046846] [2024-11-10 19:45:26,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:45:26,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:45:26,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:26,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-10 19:45:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:26,758 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 19:45:26,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:45:26,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745046846] [2024-11-10 19:45:26,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745046846] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:45:26,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1160683421] [2024-11-10 19:45:26,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:45:26,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:45:26,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:45:26,761 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) [2024-11-10 19:45:26,764 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-10 19:45:26,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:26,930 INFO L255 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-10 19:45:26,933 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:45:27,035 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 19:45:27,035 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 19:45:27,196 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 19:45:27,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1160683421] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 19:45:27,196 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 19:45:27,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 10 [2024-11-10 19:45:27,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267750049] [2024-11-10 19:45:27,197 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 19:45:27,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-10 19:45:27,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:45:27,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-10 19:45:27,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=81, Unknown=0, NotChecked=0, Total=132 [2024-11-10 19:45:27,198 INFO L87 Difference]: Start difference. First operand 114 states and 148 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) [2024-11-10 19:45:27,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:45:27,367 INFO L93 Difference]: Finished difference Result 371 states and 497 transitions. [2024-11-10 19:45:27,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-10 19:45:27,368 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 [2024-11-10 19:45:27,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:45:27,369 INFO L225 Difference]: With dead ends: 371 [2024-11-10 19:45:27,370 INFO L226 Difference]: Without dead ends: 295 [2024-11-10 19:45:27,370 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 [2024-11-10 19:45:27,371 INFO L432 NwaCegarLoop]: 45 mSDtfsCounter, 232 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 345 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 [2024-11-10 19:45:27,371 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [232 Valid, 345 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 19:45:27,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2024-11-10 19:45:27,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 191. [2024-11-10 19:45:27,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 177 states have (on average 1.3333333333333333) internal successors, (236), 180 states have internal predecessors, (236), 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) [2024-11-10 19:45:27,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 250 transitions. [2024-11-10 19:45:27,381 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 250 transitions. Word has length 61 [2024-11-10 19:45:27,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:45:27,382 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 250 transitions. [2024-11-10 19:45:27,382 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) [2024-11-10 19:45:27,382 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 250 transitions. [2024-11-10 19:45:27,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-10 19:45:27,388 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:45:27,388 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] [2024-11-10 19:45:27,402 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-10 19:45:27,588 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 [2024-11-10 19:45:27,589 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)] === [2024-11-10 19:45:27,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:45:27,589 INFO L85 PathProgramCache]: Analyzing trace with hash 1169779750, now seen corresponding path program 1 times [2024-11-10 19:45:27,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:45:27,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522365240] [2024-11-10 19:45:27,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:45:27,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:45:27,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:28,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-10 19:45:28,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:28,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:45:28,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:28,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-10 19:45:28,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:28,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-10 19:45:28,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:28,039 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-10 19:45:28,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:45:28,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522365240] [2024-11-10 19:45:28,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522365240] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:45:28,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [151065061] [2024-11-10 19:45:28,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:45:28,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:45:28,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:45:28,041 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) [2024-11-10 19:45:28,042 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-10 19:45:28,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:28,267 INFO L255 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-10 19:45:28,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:45:28,437 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-10 19:45:28,437 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 19:45:28,759 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 19:45:28,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [151065061] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 19:45:28,759 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 19:45:28,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 9] total 17 [2024-11-10 19:45:28,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857089090] [2024-11-10 19:45:28,760 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 19:45:28,760 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-10 19:45:28,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:45:28,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-10 19:45:28,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=205, Unknown=0, NotChecked=0, Total=342 [2024-11-10 19:45:28,762 INFO L87 Difference]: Start difference. First operand 191 states and 250 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) [2024-11-10 19:45:29,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:45:29,135 INFO L93 Difference]: Finished difference Result 892 states and 1199 transitions. [2024-11-10 19:45:29,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-10 19:45:29,136 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 [2024-11-10 19:45:29,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:45:29,141 INFO L225 Difference]: With dead ends: 892 [2024-11-10 19:45:29,141 INFO L226 Difference]: Without dead ends: 820 [2024-11-10 19:45:29,143 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 308 GetRequests, 271 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=526, Invalid=880, Unknown=0, NotChecked=0, Total=1406 [2024-11-10 19:45:29,144 INFO L432 NwaCegarLoop]: 46 mSDtfsCounter, 724 mSDsluCounter, 551 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 724 SdHoareTripleChecker+Valid, 597 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 19:45:29,144 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [724 Valid, 597 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 19:45:29,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 820 states. [2024-11-10 19:45:29,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 820 to 459. [2024-11-10 19:45:29,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 459 states, 425 states have (on average 1.3341176470588236) internal successors, (567), 434 states have internal predecessors, (567), 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) [2024-11-10 19:45:29,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 459 states and 602 transitions. [2024-11-10 19:45:29,175 INFO L78 Accepts]: Start accepts. Automaton has 459 states and 602 transitions. Word has length 137 [2024-11-10 19:45:29,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:45:29,175 INFO L471 AbstractCegarLoop]: Abstraction has 459 states and 602 transitions. [2024-11-10 19:45:29,175 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) [2024-11-10 19:45:29,175 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 602 transitions. [2024-11-10 19:45:29,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2024-11-10 19:45:29,182 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:45:29,183 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] [2024-11-10 19:45:29,203 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-10 19:45:29,383 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 [2024-11-10 19:45:29,383 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)] === [2024-11-10 19:45:29,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:45:29,384 INFO L85 PathProgramCache]: Analyzing trace with hash 299534982, now seen corresponding path program 2 times [2024-11-10 19:45:29,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:45:29,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989467864] [2024-11-10 19:45:29,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:45:29,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:45:29,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:31,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-10 19:45:31,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:31,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:45:31,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:31,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-10 19:45:31,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:31,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-10 19:45:31,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:31,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-10 19:45:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:31,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 19:45:31,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:31,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 19:45:31,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:31,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 19:45:31,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:31,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-10 19:45:31,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:31,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-10 19:45:31,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:31,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1455 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-10 19:45:31,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:45:31,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989467864] [2024-11-10 19:45:31,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989467864] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:45:31,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1711213962] [2024-11-10 19:45:31,124 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-10 19:45:31,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:45:31,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:45:31,125 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) [2024-11-10 19:45:31,126 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-10 19:45:31,430 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-10 19:45:31,431 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-10 19:45:31,438 INFO L255 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-10 19:45:31,451 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:45:36,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1455 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 1365 trivial. 0 not checked. [2024-11-10 19:45:36,134 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-10 19:45:36,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1711213962] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 19:45:36,140 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-10 19:45:36,140 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [12] total 16 [2024-11-10 19:45:36,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481963332] [2024-11-10 19:45:36,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 19:45:36,141 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 19:45:36,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:45:36,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 19:45:36,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=183, Unknown=0, NotChecked=0, Total=272 [2024-11-10 19:45:36,143 INFO L87 Difference]: Start difference. First operand 459 states and 602 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) [2024-11-10 19:45:36,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:45:36,197 INFO L93 Difference]: Finished difference Result 936 states and 1222 transitions. [2024-11-10 19:45:36,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 19:45:36,198 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 [2024-11-10 19:45:36,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:45:36,199 INFO L225 Difference]: With dead ends: 936 [2024-11-10 19:45:36,200 INFO L226 Difference]: Without dead ends: 483 [2024-11-10 19:45:36,201 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 [2024-11-10 19:45:36,204 INFO L432 NwaCegarLoop]: 45 mSDtfsCounter, 39 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 82 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 19:45:36,205 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 82 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 19:45:36,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2024-11-10 19:45:36,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 459. [2024-11-10 19:45:36,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 459 states, 425 states have (on average 1.3058823529411765) internal successors, (555), 434 states have internal predecessors, (555), 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) [2024-11-10 19:45:36,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 459 states and 590 transitions. [2024-11-10 19:45:36,227 INFO L78 Accepts]: Start accepts. Automaton has 459 states and 590 transitions. Word has length 311 [2024-11-10 19:45:36,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:45:36,228 INFO L471 AbstractCegarLoop]: Abstraction has 459 states and 590 transitions. [2024-11-10 19:45:36,228 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) [2024-11-10 19:45:36,228 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 590 transitions. [2024-11-10 19:45:36,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2024-11-10 19:45:36,232 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:45:36,232 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] [2024-11-10 19:45:36,246 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-10 19:45:36,432 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 [2024-11-10 19:45:36,433 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)] === [2024-11-10 19:45:36,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:45:36,433 INFO L85 PathProgramCache]: Analyzing trace with hash 1395009461, now seen corresponding path program 1 times [2024-11-10 19:45:36,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:45:36,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038043134] [2024-11-10 19:45:36,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:45:36,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:45:36,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:37,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 19:45:37,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:37,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 19:45:37,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:37,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-10 19:45:37,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:37,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 19:45:37,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:37,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-10 19:45:37,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:37,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-10 19:45:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:37,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-10 19:45:37,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:37,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 19:45:37,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:37,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-10 19:45:37,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:37,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-10 19:45:37,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:37,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1510 backedges. 0 proven. 1330 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-10 19:45:37,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:45:37,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038043134] [2024-11-10 19:45:37,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1038043134] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:45:37,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1002209674] [2024-11-10 19:45:37,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:45:37,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:45:37,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:45:37,853 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) [2024-11-10 19:45:37,854 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-10 19:45:38,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:38,326 INFO L255 TraceCheckSpWp]: Trace formula consists of 2074 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-10 19:45:38,331 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:45:38,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1510 backedges. 0 proven. 1330 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-10 19:45:38,666 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 19:45:39,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1510 backedges. 0 proven. 1510 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 19:45:39,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1002209674] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 19:45:39,394 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 19:45:39,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 21] total 35 [2024-11-10 19:45:39,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846956368] [2024-11-10 19:45:39,395 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 19:45:39,396 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-11-10 19:45:39,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:45:39,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-11-10 19:45:39,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=530, Invalid=802, Unknown=0, NotChecked=0, Total=1332 [2024-11-10 19:45:39,402 INFO L87 Difference]: Start difference. First operand 459 states and 590 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) [2024-11-10 19:45:40,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:45:40,504 INFO L93 Difference]: Finished difference Result 3129 states and 4094 transitions. [2024-11-10 19:45:40,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-11-10 19:45:40,507 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 [2024-11-10 19:45:40,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:45:40,519 INFO L225 Difference]: With dead ends: 3129 [2024-11-10 19:45:40,520 INFO L226 Difference]: Without dead ends: 2868 [2024-11-10 19:45:40,522 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 [2024-11-10 19:45:40,523 INFO L432 NwaCegarLoop]: 45 mSDtfsCounter, 2386 mSDsluCounter, 1032 mSDsCounter, 0 mSdLazyCounter, 250 mSolverCounterSat, 360 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2386 SdHoareTripleChecker+Valid, 1077 SdHoareTripleChecker+Invalid, 610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 360 IncrementalHoareTripleChecker+Valid, 250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-10 19:45:40,523 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2386 Valid, 1077 Invalid, 610 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [360 Valid, 250 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-10 19:45:40,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2868 states. [2024-11-10 19:45:40,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2868 to 939. [2024-11-10 19:45:40,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 939 states, 869 states have (on average 1.3014959723820483) internal successors, (1131), 890 states have internal predecessors, (1131), 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) [2024-11-10 19:45:40,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 939 states and 1202 transitions. [2024-11-10 19:45:40,565 INFO L78 Accepts]: Start accepts. Automaton has 939 states and 1202 transitions. Word has length 322 [2024-11-10 19:45:40,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:45:40,566 INFO L471 AbstractCegarLoop]: Abstraction has 939 states and 1202 transitions. [2024-11-10 19:45:40,566 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) [2024-11-10 19:45:40,566 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1202 transitions. [2024-11-10 19:45:40,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 683 [2024-11-10 19:45:40,574 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:45:40,574 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] [2024-11-10 19:45:40,591 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-10 19:45:40,775 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 [2024-11-10 19:45:40,775 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)] === [2024-11-10 19:45:40,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:45:40,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1349203811, now seen corresponding path program 2 times [2024-11-10 19:45:40,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:45:40,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118345027] [2024-11-10 19:45:40,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:45:40,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:45:40,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:45,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 19:45:45,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:45,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 19:45:45,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:45,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-10 19:45:45,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:45,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 19:45:45,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:45,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-10 19:45:45,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:45,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-10 19:45:45,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:45,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-10 19:45:45,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:45,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 19:45:45,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:45,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-10 19:45:45,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:45,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-10 19:45:45,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:45,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-10 19:45:45,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:45,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-10 19:45:45,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:45,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-10 19:45:45,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:45,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-11-10 19:45:45,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:45,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2024-11-10 19:45:45,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:45,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2024-11-10 19:45:45,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:45,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2024-11-10 19:45:45,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:45,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2024-11-10 19:45:45,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:45,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 567 [2024-11-10 19:45:45,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:45,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2024-11-10 19:45:45,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:45,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 627 [2024-11-10 19:45:45,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:45,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2024-11-10 19:45:45,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:45:45,365 INFO L134 CoverageAnalysis]: Checked inductivity of 7282 backedges. 0 proven. 6358 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-10 19:45:45,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:45:45,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118345027] [2024-11-10 19:45:45,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118345027] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:45:45,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1093837474] [2024-11-10 19:45:45,366 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-10 19:45:45,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:45:45,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:45:45,368 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) [2024-11-10 19:45:45,369 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-10 19:45:45,869 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-10 19:45:45,869 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-10 19:45:45,873 INFO L255 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-10 19:45:45,883 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:45:45,972 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 [2024-11-10 19:45:45,977 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 [2024-11-10 19:45:46,002 INFO L134 CoverageAnalysis]: Checked inductivity of 7282 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 7084 trivial. 0 not checked. [2024-11-10 19:45:46,003 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-10 19:45:46,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1093837474] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 19:45:46,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-10 19:45:46,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [24] total 29 [2024-11-10 19:45:46,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308866078] [2024-11-10 19:45:46,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 19:45:46,005 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 19:45:46,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:45:46,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 19:45:46,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=308, Invalid=504, Unknown=0, NotChecked=0, Total=812 [2024-11-10 19:45:46,006 INFO L87 Difference]: Start difference. First operand 939 states and 1202 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) [2024-11-10 19:45:46,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:45:46,056 INFO L93 Difference]: Finished difference Result 956 states and 1224 transitions. [2024-11-10 19:45:46,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 19:45:46,056 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 [2024-11-10 19:45:46,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:45:46,056 INFO L225 Difference]: With dead ends: 956 [2024-11-10 19:45:46,056 INFO L226 Difference]: Without dead ends: 0 [2024-11-10 19:45:46,058 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 [2024-11-10 19:45:46,058 INFO L432 NwaCegarLoop]: 24 mSDtfsCounter, 3 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 19:45:46,058 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 73 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 19:45:46,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-10 19:45:46,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-10 19:45:46,059 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) [2024-11-10 19:45:46,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-10 19:45:46,059 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 682 [2024-11-10 19:45:46,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:45:46,059 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-10 19:45:46,060 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) [2024-11-10 19:45:46,060 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-10 19:45:46,060 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-10 19:45:46,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 4 remaining) [2024-11-10 19:45:46,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 4 remaining) [2024-11-10 19:45:46,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_module_putErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 4 remaining) [2024-11-10 19:45:46,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_module_putErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 4 remaining) [2024-11-10 19:45:46,077 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-10 19:45:46,264 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 [2024-11-10 19:45:46,266 INFO L407 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1] [2024-11-10 19:45:46,268 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-10 19:45:46,289 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-10 19:45:46,300 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_ACTIVE [2024-11-10 19:45:46,300 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_RESUMING [2024-11-10 19:45:46,301 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDED [2024-11-10 19:45:46,301 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDING [2024-11-10 19:45:46,301 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_NONE [2024-11-10 19:45:46,301 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_IDLE [2024-11-10 19:45:46,301 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_SUSPEND [2024-11-10 19:45:46,301 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_AUTOSUSPEND [2024-11-10 19:45:46,301 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_RESUME [2024-11-10 19:45:46,301 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NONE [2024-11-10 19:45:46,301 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NET [2024-11-10 19:45:46,301 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPES [2024-11-10 19:45:46,301 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_LIVE [2024-11-10 19:45:46,301 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_COMING [2024-11-10 19:45:46,301 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_GOING [2024-11-10 19:45:46,301 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_FREE [2024-11-10 19:45:46,301 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_UNCONNECTED [2024-11-10 19:45:46,301 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTING [2024-11-10 19:45:46,302 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTED [2024-11-10 19:45:46,302 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_DISCONNECTING [2024-11-10 19:45:46,302 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_BIDIRECTIONAL [2024-11-10 19:45:46,302 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_TO_DEVICE [2024-11-10 19:45:46,302 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_FROM_DEVICE [2024-11-10 19:45:46,302 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_NONE [2024-11-10 19:45:46,302 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_NORESTART [2024-11-10 19:45:46,302 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_RESTART [2024-11-10 19:45:46,302 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PID [2024-11-10 19:45:46,302 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PGID [2024-11-10 19:45:46,302 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_SID [2024-11-10 19:45:46,302 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_MAX [2024-11-10 19:45:46,302 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_INACTIVE [2024-11-10 19:45:46,302 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ACTIVE [2024-11-10 19:45:46,302 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ON [2024-11-10 19:45:46,303 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_OFF [2024-11-10 19:45:46,303 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~__NETDEV_TX_MIN [2024-11-10 19:45:46,303 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_OK [2024-11-10 19:45:46,303 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_BUSY [2024-11-10 19:45:46,303 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_LOCKED [2024-11-10 19:45:46,303 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_CONSUMED [2024-11-10 19:45:46,303 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_ANOTHER [2024-11-10 19:45:46,303 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_EXACT [2024-11-10 19:45:46,303 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_PASS [2024-11-10 19:45:46,303 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_NONE [2024-11-10 19:45:46,303 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_HANDLED [2024-11-10 19:45:46,303 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_WAKE_THREAD [2024-11-10 19:45:46,306 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_ACTIVE [2024-11-10 19:45:46,306 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_RESUMING [2024-11-10 19:45:46,306 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDED [2024-11-10 19:45:46,306 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDING [2024-11-10 19:45:46,306 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_NONE [2024-11-10 19:45:46,307 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_IDLE [2024-11-10 19:45:46,307 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_SUSPEND [2024-11-10 19:45:46,307 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_AUTOSUSPEND [2024-11-10 19:45:46,307 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_RESUME [2024-11-10 19:45:46,307 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NONE [2024-11-10 19:45:46,307 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NET [2024-11-10 19:45:46,307 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPES [2024-11-10 19:45:46,307 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_LIVE [2024-11-10 19:45:46,307 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_COMING [2024-11-10 19:45:46,307 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_GOING [2024-11-10 19:45:46,308 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_FREE [2024-11-10 19:45:46,308 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_UNCONNECTED [2024-11-10 19:45:46,308 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTING [2024-11-10 19:45:46,308 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTED [2024-11-10 19:45:46,308 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_DISCONNECTING [2024-11-10 19:45:46,308 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_BIDIRECTIONAL [2024-11-10 19:45:46,308 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_TO_DEVICE [2024-11-10 19:45:46,308 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_FROM_DEVICE [2024-11-10 19:45:46,308 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_NONE [2024-11-10 19:45:46,308 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_NORESTART [2024-11-10 19:45:46,308 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_RESTART [2024-11-10 19:45:46,308 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PID [2024-11-10 19:45:46,308 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PGID [2024-11-10 19:45:46,308 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_SID [2024-11-10 19:45:46,309 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_MAX [2024-11-10 19:45:46,309 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_INACTIVE [2024-11-10 19:45:46,309 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ACTIVE [2024-11-10 19:45:46,309 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ON [2024-11-10 19:45:46,309 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_OFF [2024-11-10 19:45:46,309 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~__NETDEV_TX_MIN [2024-11-10 19:45:46,309 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_OK [2024-11-10 19:45:46,309 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_BUSY [2024-11-10 19:45:46,309 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_LOCKED [2024-11-10 19:45:46,309 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_CONSUMED [2024-11-10 19:45:46,309 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_ANOTHER [2024-11-10 19:45:46,309 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_EXACT [2024-11-10 19:45:46,309 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_PASS [2024-11-10 19:45:46,309 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_NONE [2024-11-10 19:45:46,309 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_HANDLED [2024-11-10 19:45:46,309 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_WAKE_THREAD [2024-11-10 19:45:46,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 07:45:46 BoogieIcfgContainer [2024-11-10 19:45:46,310 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-10 19:45:46,311 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-10 19:45:46,311 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-10 19:45:46,311 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-10 19:45:46,311 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 07:45:24" (3/4) ... [2024-11-10 19:45:46,313 INFO L143 WitnessPrinter]: Generating witness for correct program [2024-11-10 19:45:46,317 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_module_put [2024-11-10 19:45:46,317 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_blast_assert [2024-11-10 19:45:46,321 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2024-11-10 19:45:46,321 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-10 19:45:46,322 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-10 19:45:46,322 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-10 19:45:46,415 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-10 19:45:46,416 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-10 19:45:46,416 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-10 19:45:46,416 INFO L158 Benchmark]: Toolchain (without parser) took 23140.57ms. Allocated memory was 172.0MB in the beginning and 1.0GB in the end (delta: 828.4MB). Free memory was 98.3MB in the beginning and 507.6MB in the end (delta: -409.3MB). Peak memory consumption was 419.9MB. Max. memory is 16.1GB. [2024-11-10 19:45:46,416 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 104.9MB. Free memory is still 66.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 19:45:46,416 INFO L158 Benchmark]: CACSL2BoogieTranslator took 716.32ms. Allocated memory is still 172.0MB. Free memory was 98.1MB in the beginning and 80.5MB in the end (delta: 17.7MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2024-11-10 19:45:46,417 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.92ms. Allocated memory is still 172.0MB. Free memory was 80.5MB in the beginning and 77.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 19:45:46,417 INFO L158 Benchmark]: Boogie Preprocessor took 61.35ms. Allocated memory is still 172.0MB. Free memory was 77.7MB in the beginning and 74.8MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-10 19:45:46,417 INFO L158 Benchmark]: IcfgBuilder took 522.49ms. Allocated memory is still 172.0MB. Free memory was 74.8MB in the beginning and 133.2MB in the end (delta: -58.3MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2024-11-10 19:45:46,417 INFO L158 Benchmark]: TraceAbstraction took 21675.32ms. Allocated memory was 172.0MB in the beginning and 1.0GB in the end (delta: 828.4MB). Free memory was 133.1MB in the beginning and 514.9MB in the end (delta: -381.8MB). Peak memory consumption was 447.6MB. Max. memory is 16.1GB. [2024-11-10 19:45:46,417 INFO L158 Benchmark]: Witness Printer took 105.17ms. Allocated memory is still 1.0GB. Free memory was 514.9MB in the beginning and 507.6MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-10 19:45:46,421 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 104.9MB. Free memory is still 66.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 716.32ms. Allocated memory is still 172.0MB. Free memory was 98.1MB in the beginning and 80.5MB in the end (delta: 17.7MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.92ms. Allocated memory is still 172.0MB. Free memory was 80.5MB in the beginning and 77.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.35ms. Allocated memory is still 172.0MB. Free memory was 77.7MB in the beginning and 74.8MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * IcfgBuilder took 522.49ms. Allocated memory is still 172.0MB. Free memory was 74.8MB in the beginning and 133.2MB in the end (delta: -58.3MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. * TraceAbstraction took 21675.32ms. Allocated memory was 172.0MB in the beginning and 1.0GB in the end (delta: 828.4MB). Free memory was 133.1MB in the beginning and 514.9MB in the end (delta: -381.8MB). Peak memory consumption was 447.6MB. Max. memory is 16.1GB. * Witness Printer took 105.17ms. Allocated memory is still 1.0GB. Free memory was 514.9MB in the beginning and 507.6MB 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: 21.6s, OverallIterations: 10, TraceHistogramMax: 23, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3574 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3574 mSDsluCounter, 2906 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2401 mSDsCounter, 495 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 614 IncrementalHoareTripleChecker+Invalid, 1109 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 495 mSolverCounterUnsat, 505 mSDtfsCounter, 614 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, 1.7s 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: 0.7s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 15.3s InterpolantComputationTime, 3249 NumberOfCodeBlocks, 2299 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 3750 ConstructedInterpolants, 0 QuantifiedInterpolants, 27350 SizeOfPredicates, 6 NumberOfNonLiveVariables, 4040 ConjunctsInSsa, 101 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! [2024-11-10 19:45:46,451 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE