./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.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 ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/bin/utaipan-verify-DbMuA5NWw2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 66690b8f2afac00b38604fc5fd1edb6c2524e6892200d6512ef98cf0032d8df1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 11:26:43,222 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 11:26:43,324 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-02 11:26:43,332 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 11:26:43,333 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 11:26:43,377 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 11:26:43,379 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 11:26:43,380 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 11:26:43,381 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 11:26:43,382 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 11:26:43,382 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 11:26:43,383 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 11:26:43,383 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 11:26:43,385 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 11:26:43,385 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 11:26:43,386 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 11:26:43,386 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 11:26:43,390 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 11:26:43,390 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 11:26:43,390 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 11:26:43,391 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 11:26:43,396 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 11:26:43,396 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 11:26:43,397 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 11:26:43,397 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 11:26:43,398 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 11:26:43,398 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 11:26:43,399 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 11:26:43,401 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 11:26:43,401 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 11:26:43,402 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 11:26:43,402 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 11:26:43,402 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 11:26:43,403 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 11:26:43,403 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 11:26:43,404 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 11:26:43,404 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 11:26:43,406 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 11:26:43,406 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 11:26:43,406 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 11:26:43,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 11:26:43,407 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 11:26:43,408 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 11:26:43,408 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 11:26:43,408 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66690b8f2afac00b38604fc5fd1edb6c2524e6892200d6512ef98cf0032d8df1 [2024-11-02 11:26:43,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 11:26:43,795 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 11:26:43,798 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 11:26:43,800 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 11:26:43,800 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 11:26:43,801 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i Unable to find full path for "g++" [2024-11-02 11:26:46,107 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 11:26:46,605 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 11:26:46,606 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2024-11-02 11:26:46,644 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/bin/utaipan-verify-DbMuA5NWw2/data/f9c0cd713/96d96848bae54025b813cac1c5c0d93d/FLAG04f170278 [2024-11-02 11:26:46,666 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/bin/utaipan-verify-DbMuA5NWw2/data/f9c0cd713/96d96848bae54025b813cac1c5c0d93d [2024-11-02 11:26:46,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 11:26:46,672 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 11:26:46,676 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 11:26:46,676 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 11:26:46,683 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 11:26:46,684 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:26:46" (1/1) ... [2024-11-02 11:26:46,687 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36bef06c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:46, skipping insertion in model container [2024-11-02 11:26:46,688 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:26:46" (1/1) ... [2024-11-02 11:26:46,810 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 11:26:47,729 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i[141033,141046] [2024-11-02 11:26:47,749 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 11:26:47,767 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 11:26:47,944 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] [2024-11-02 11:26:47,948 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] [2024-11-02 11:26:47,949 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] [2024-11-02 11:26:47,949 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] [2024-11-02 11:26:47,950 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] [2024-11-02 11:26:47,969 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i[141033,141046] [2024-11-02 11:26:47,986 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 11:26:48,096 INFO L204 MainTranslator]: Completed translation [2024-11-02 11:26:48,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:48 WrapperNode [2024-11-02 11:26:48,114 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 11:26:48,116 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 11:26:48,116 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 11:26:48,116 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 11:26:48,136 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:48" (1/1) ... [2024-11-02 11:26:48,173 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:48" (1/1) ... [2024-11-02 11:26:48,221 INFO L138 Inliner]: procedures = 49, calls = 66, calls flagged for inlining = 22, calls inlined = 15, statements flattened = 185 [2024-11-02 11:26:48,222 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 11:26:48,223 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 11:26:48,223 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 11:26:48,223 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 11:26:48,235 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:48" (1/1) ... [2024-11-02 11:26:48,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:48" (1/1) ... [2024-11-02 11:26:48,241 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:48" (1/1) ... [2024-11-02 11:26:48,241 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:48" (1/1) ... [2024-11-02 11:26:48,252 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:48" (1/1) ... [2024-11-02 11:26:48,256 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:48" (1/1) ... [2024-11-02 11:26:48,266 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:48" (1/1) ... [2024-11-02 11:26:48,268 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:48" (1/1) ... [2024-11-02 11:26:48,276 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 11:26:48,277 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 11:26:48,280 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 11:26:48,280 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 11:26:48,282 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:48" (1/1) ... [2024-11-02 11:26:48,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 11:26:48,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 11:26:48,332 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 11:26:48,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 11:26:48,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 11:26:48,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-02 11:26:48,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2024-11-02 11:26:48,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2024-11-02 11:26:48,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2024-11-02 11:26:48,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2024-11-02 11:26:48,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-02 11:26:48,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 11:26:48,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 11:26:48,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 11:26:48,667 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 11:26:48,674 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 11:26:48,698 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-02 11:26:49,083 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2024-11-02 11:26:49,084 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2024-11-02 11:26:49,153 INFO L? ?]: Removed 89 outVars from TransFormulas that were not future-live. [2024-11-02 11:26:49,153 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 11:26:49,341 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 11:26:49,342 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-02 11:26:49,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:26:49 BoogieIcfgContainer [2024-11-02 11:26:49,342 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 11:26:49,345 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 11:26:49,345 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 11:26:49,350 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 11:26:49,351 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 11:26:46" (1/3) ... [2024-11-02 11:26:49,352 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7db9964e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:26:49, skipping insertion in model container [2024-11-02 11:26:49,352 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:48" (2/3) ... [2024-11-02 11:26:49,354 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7db9964e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:26:49, skipping insertion in model container [2024-11-02 11:26:49,354 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:26:49" (3/3) ... [2024-11-02 11:26:49,357 INFO L112 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-pppox.ko.cil.out.i [2024-11-02 11:26:49,384 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 11:26:49,384 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 11:26:49,471 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 11:26:49,482 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=FINITE_AUTOMATA, 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;@5e2157dd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 11:26:49,483 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 11:26:49,488 INFO L276 IsEmpty]: Start isEmpty. Operand has 27 states, 20 states have (on average 1.55) internal successors, (31), 23 states have internal predecessors, (31), 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) [2024-11-02 11:26:49,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-02 11:26:49,500 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 11:26:49,500 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-11-02 11:26:49,501 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 11:26:49,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 11:26:49,510 INFO L85 PathProgramCache]: Analyzing trace with hash 814108759, now seen corresponding path program 1 times [2024-11-02 11:26:49,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 11:26:49,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926053855] [2024-11-02 11:26:49,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:26:49,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 11:26:49,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 11:26:49,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 11:26:49,868 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 11:26:49,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926053855] [2024-11-02 11:26:49,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926053855] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 11:26:49,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 11:26:49,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 11:26:49,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294012594] [2024-11-02 11:26:49,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 11:26:49,878 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 11:26:49,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 11:26:49,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 11:26:49,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 11:26:49,913 INFO L87 Difference]: Start difference. First operand has 27 states, 20 states have (on average 1.55) internal successors, (31), 23 states have internal predecessors, (31), 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, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 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) [2024-11-02 11:26:50,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 11:26:50,065 INFO L93 Difference]: Finished difference Result 60 states and 87 transitions. [2024-11-02 11:26:50,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 11:26:50,068 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 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 6 [2024-11-02 11:26:50,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 11:26:50,077 INFO L225 Difference]: With dead ends: 60 [2024-11-02 11:26:50,077 INFO L226 Difference]: Without dead ends: 31 [2024-11-02 11:26:50,080 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 [2024-11-02 11:26:50,084 INFO L432 NwaCegarLoop]: 24 mSDtfsCounter, 14 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-02 11:26:50,085 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 42 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-02 11:26:50,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2024-11-02 11:26:50,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2024-11-02 11:26:50,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 26 states have (on average 1.4615384615384615) internal successors, (38), 27 states have internal predecessors, (38), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-02 11:26:50,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions. [2024-11-02 11:26:50,126 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 42 transitions. Word has length 6 [2024-11-02 11:26:50,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 11:26:50,127 INFO L471 AbstractCegarLoop]: Abstraction has 31 states and 42 transitions. [2024-11-02 11:26:50,128 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 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) [2024-11-02 11:26:50,128 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2024-11-02 11:26:50,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-02 11:26:50,130 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 11:26:50,130 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 11:26:50,130 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-02 11:26:50,131 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 11:26:50,131 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 11:26:50,131 INFO L85 PathProgramCache]: Analyzing trace with hash 452424345, now seen corresponding path program 1 times [2024-11-02 11:26:50,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 11:26:50,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037907085] [2024-11-02 11:26:50,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:26:50,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 11:26:50,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 11:26:50,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 11:26:50,591 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 11:26:50,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037907085] [2024-11-02 11:26:50,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037907085] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 11:26:50,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 11:26:50,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-02 11:26:50,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405534699] [2024-11-02 11:26:50,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 11:26:50,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-02 11:26:50,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 11:26:50,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-02 11:26:50,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-02 11:26:50,598 INFO L87 Difference]: Start difference. First operand 31 states and 42 transitions. Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-02 11:26:50,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 11:26:50,743 INFO L93 Difference]: Finished difference Result 55 states and 74 transitions. [2024-11-02 11:26:50,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-02 11:26:50,744 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2024-11-02 11:26:50,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 11:26:50,749 INFO L225 Difference]: With dead ends: 55 [2024-11-02 11:26:50,749 INFO L226 Difference]: Without dead ends: 52 [2024-11-02 11:26:50,750 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-02 11:26:50,752 INFO L432 NwaCegarLoop]: 30 mSDtfsCounter, 45 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-02 11:26:50,752 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 72 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-02 11:26:50,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2024-11-02 11:26:50,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 47. [2024-11-02 11:26:50,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 40 states have (on average 1.5) internal successors, (60), 41 states have internal predecessors, (60), 4 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-02 11:26:50,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 67 transitions. [2024-11-02 11:26:50,773 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 67 transitions. Word has length 15 [2024-11-02 11:26:50,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 11:26:50,773 INFO L471 AbstractCegarLoop]: Abstraction has 47 states and 67 transitions. [2024-11-02 11:26:50,774 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-02 11:26:50,774 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2024-11-02 11:26:50,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-02 11:26:50,777 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 11:26:50,777 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 11:26:50,778 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-02 11:26:50,778 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 11:26:50,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 11:26:50,780 INFO L85 PathProgramCache]: Analyzing trace with hash 795180998, now seen corresponding path program 1 times [2024-11-02 11:26:50,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 11:26:50,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637887217] [2024-11-02 11:26:50,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:26:50,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 11:26:50,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 11:26:50,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-02 11:26:50,990 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 11:26:50,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637887217] [2024-11-02 11:26:50,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637887217] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 11:26:50,991 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 11:26:50,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 11:26:50,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884400523] [2024-11-02 11:26:50,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 11:26:50,993 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-02 11:26:50,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 11:26:50,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-02 11:26:50,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-02 11:26:50,995 INFO L87 Difference]: Start difference. First operand 47 states and 67 transitions. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 3 states have internal predecessors, (14), 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) [2024-11-02 11:26:51,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 11:26:51,054 INFO L93 Difference]: Finished difference Result 60 states and 85 transitions. [2024-11-02 11:26:51,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-02 11:26:51,055 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 3 states have internal predecessors, (14), 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 16 [2024-11-02 11:26:51,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 11:26:51,056 INFO L225 Difference]: With dead ends: 60 [2024-11-02 11:26:51,057 INFO L226 Difference]: Without dead ends: 55 [2024-11-02 11:26:51,057 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-02 11:26:51,059 INFO L432 NwaCegarLoop]: 22 mSDtfsCounter, 8 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 39 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-02 11:26:51,059 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 39 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 11:26:51,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2024-11-02 11:26:51,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2024-11-02 11:26:51,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 48 states have (on average 1.5208333333333333) internal successors, (73), 49 states have internal predecessors, (73), 4 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-02 11:26:51,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 80 transitions. [2024-11-02 11:26:51,094 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 80 transitions. Word has length 16 [2024-11-02 11:26:51,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 11:26:51,095 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 80 transitions. [2024-11-02 11:26:51,095 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 3 states have internal predecessors, (14), 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) [2024-11-02 11:26:51,097 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2024-11-02 11:26:51,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-02 11:26:51,102 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 11:26:51,102 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 11:26:51,102 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-02 11:26:51,103 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 11:26:51,103 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 11:26:51,104 INFO L85 PathProgramCache]: Analyzing trace with hash 78614338, now seen corresponding path program 1 times [2024-11-02 11:26:51,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 11:26:51,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342172386] [2024-11-02 11:26:51,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:26:51,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 11:26:51,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 11:26:51,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 11:26:51,509 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 11:26:51,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342172386] [2024-11-02 11:26:51,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342172386] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 11:26:51,510 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 11:26:51,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-02 11:26:51,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226545485] [2024-11-02 11:26:51,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 11:26:51,511 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-02 11:26:51,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 11:26:51,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-02 11:26:51,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-02 11:26:51,515 INFO L87 Difference]: Start difference. First operand 55 states and 80 transitions. Second operand has 6 states, 5 states have (on average 3.8) internal successors, (19), 6 states have internal predecessors, (19), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-02 11:26:51,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 11:26:51,640 INFO L93 Difference]: Finished difference Result 85 states and 119 transitions. [2024-11-02 11:26:51,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-02 11:26:51,641 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.8) internal successors, (19), 6 states have internal predecessors, (19), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 22 [2024-11-02 11:26:51,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 11:26:51,642 INFO L225 Difference]: With dead ends: 85 [2024-11-02 11:26:51,642 INFO L226 Difference]: Without dead ends: 44 [2024-11-02 11:26:51,642 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-02 11:26:51,644 INFO L432 NwaCegarLoop]: 20 mSDtfsCounter, 0 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-02 11:26:51,644 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 91 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-02 11:26:51,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2024-11-02 11:26:51,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2024-11-02 11:26:51,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 38 states have (on average 1.4473684210526316) internal successors, (55), 39 states have internal predecessors, (55), 4 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-02 11:26:51,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 61 transitions. [2024-11-02 11:26:51,660 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 61 transitions. Word has length 22 [2024-11-02 11:26:51,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 11:26:51,660 INFO L471 AbstractCegarLoop]: Abstraction has 44 states and 61 transitions. [2024-11-02 11:26:51,661 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.8) internal successors, (19), 6 states have internal predecessors, (19), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-02 11:26:51,661 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 61 transitions. [2024-11-02 11:26:51,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-02 11:26:51,662 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 11:26:51,662 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 11:26:51,662 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-02 11:26:51,662 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 11:26:51,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 11:26:51,663 INFO L85 PathProgramCache]: Analyzing trace with hash 1927468422, now seen corresponding path program 1 times [2024-11-02 11:26:51,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 11:26:51,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189915132] [2024-11-02 11:26:51,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:26:51,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 11:26:51,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 11:26:52,005 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-02 11:26:52,006 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 11:26:52,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189915132] [2024-11-02 11:26:52,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189915132] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-02 11:26:52,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1466508530] [2024-11-02 11:26:52,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:26:52,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 11:26:52,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 11:26:52,012 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 11:26:52,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 11:26:52,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 11:26:52,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-02 11:26:52,182 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 11:26:52,729 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 11:26:52,731 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 156 treesize of output 126 [2024-11-02 11:26:52,761 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 11:26:52,762 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 123 treesize of output 108 [2024-11-02 11:26:52,979 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-02 11:26:52,979 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 11:26:53,358 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 11:26:53,361 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 201 treesize of output 254 [2024-11-02 11:26:53,489 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 11:26:53,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 238 treesize of output 239 [2024-11-02 11:26:53,776 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 11:26:53,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1466508530] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-02 11:26:53,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [718855448] [2024-11-02 11:26:53,796 INFO L159 IcfgInterpreter]: Started Sifa with 17 locations of interest [2024-11-02 11:26:53,797 INFO L166 IcfgInterpreter]: Building call graph [2024-11-02 11:26:53,800 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-02 11:26:53,806 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-02 11:26:53,806 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-02 11:26:55,168 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-02 11:26:57,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [718855448] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 11:26:57,325 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2024-11-02 11:26:57,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5, 5, 6] total 17 [2024-11-02 11:26:57,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712132267] [2024-11-02 11:26:57,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 11:26:57,327 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-02 11:26:57,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 11:26:57,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-02 11:26:57,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=210, Unknown=0, NotChecked=0, Total=306 [2024-11-02 11:26:57,331 INFO L87 Difference]: Start difference. First operand 44 states and 61 transitions. Second operand has 9 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 8 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-02 11:26:57,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 11:26:57,535 INFO L93 Difference]: Finished difference Result 44 states and 61 transitions. [2024-11-02 11:26:57,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-02 11:26:57,538 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 8 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2024-11-02 11:26:57,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 11:26:57,538 INFO L225 Difference]: With dead ends: 44 [2024-11-02 11:26:57,539 INFO L226 Difference]: Without dead ends: 0 [2024-11-02 11:26:57,539 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 54 SyntacticMatches, 4 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=96, Invalid=210, Unknown=0, NotChecked=0, Total=306 [2024-11-02 11:26:57,540 INFO L432 NwaCegarLoop]: 1 mSDtfsCounter, 5 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-02 11:26:57,541 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 6 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-02 11:26:57,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-02 11:26:57,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-02 11:26:57,546 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) [2024-11-02 11:26:57,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-02 11:26:57,547 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2024-11-02 11:26:57,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 11:26:57,547 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-02 11:26:57,547 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 8 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-02 11:26:57,547 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-02 11:26:57,547 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-02 11:26:57,553 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 11:26:57,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-02 11:26:57,759 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 11:26:57,763 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-11-02 11:26:57,767 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-02 11:26:57,803 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 11:26:57,850 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_ACTIVE [2024-11-02 11:26:57,855 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_RESUMING [2024-11-02 11:26:57,855 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDED [2024-11-02 11:26:57,855 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDING [2024-11-02 11:26:57,855 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_NONE [2024-11-02 11:26:57,856 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_IDLE [2024-11-02 11:26:57,856 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_SUSPEND [2024-11-02 11:26:57,856 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_AUTOSUSPEND [2024-11-02 11:26:57,856 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_RESUME [2024-11-02 11:26:57,857 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NONE [2024-11-02 11:26:57,857 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NET [2024-11-02 11:26:57,857 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPES [2024-11-02 11:26:57,861 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_LIVE [2024-11-02 11:26:57,862 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_COMING [2024-11-02 11:26:57,862 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_GOING [2024-11-02 11:26:57,862 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_FREE [2024-11-02 11:26:57,862 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_UNCONNECTED [2024-11-02 11:26:57,862 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTING [2024-11-02 11:26:57,863 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTED [2024-11-02 11:26:57,863 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_DISCONNECTING [2024-11-02 11:26:57,863 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_BIDIRECTIONAL [2024-11-02 11:26:57,863 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_TO_DEVICE [2024-11-02 11:26:57,863 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_FROM_DEVICE [2024-11-02 11:26:57,864 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_NONE [2024-11-02 11:26:57,864 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_NORESTART [2024-11-02 11:26:57,864 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_RESTART [2024-11-02 11:26:57,865 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PID [2024-11-02 11:26:57,865 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PGID [2024-11-02 11:26:57,869 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_SID [2024-11-02 11:26:57,870 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_MAX [2024-11-02 11:26:57,870 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_INACTIVE [2024-11-02 11:26:57,870 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ACTIVE [2024-11-02 11:26:57,870 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ON [2024-11-02 11:26:57,870 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_OFF [2024-11-02 11:26:57,871 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~__NETDEV_TX_MIN [2024-11-02 11:26:57,871 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_OK [2024-11-02 11:26:57,871 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_BUSY [2024-11-02 11:26:57,871 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_LOCKED [2024-11-02 11:26:57,872 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_CONSUMED [2024-11-02 11:26:57,872 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_ANOTHER [2024-11-02 11:26:57,872 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_EXACT [2024-11-02 11:26:57,873 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_PASS [2024-11-02 11:26:57,873 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_NONE [2024-11-02 11:26:57,873 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_HANDLED [2024-11-02 11:26:57,873 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_WAKE_THREAD [2024-11-02 11:26:57,881 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_ACTIVE [2024-11-02 11:26:57,885 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_RESUMING [2024-11-02 11:26:57,886 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDED [2024-11-02 11:26:57,886 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDING [2024-11-02 11:26:57,886 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_NONE [2024-11-02 11:26:57,886 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_IDLE [2024-11-02 11:26:57,886 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_SUSPEND [2024-11-02 11:26:57,887 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_AUTOSUSPEND [2024-11-02 11:26:57,887 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_RESUME [2024-11-02 11:26:57,887 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NONE [2024-11-02 11:26:57,887 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NET [2024-11-02 11:26:57,888 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPES [2024-11-02 11:26:57,888 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_LIVE [2024-11-02 11:26:57,888 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_COMING [2024-11-02 11:26:57,892 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_GOING [2024-11-02 11:26:57,893 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_FREE [2024-11-02 11:26:57,893 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_UNCONNECTED [2024-11-02 11:26:57,893 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTING [2024-11-02 11:26:57,893 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTED [2024-11-02 11:26:57,893 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_DISCONNECTING [2024-11-02 11:26:57,894 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_BIDIRECTIONAL [2024-11-02 11:26:57,894 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_TO_DEVICE [2024-11-02 11:26:57,894 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_FROM_DEVICE [2024-11-02 11:26:57,894 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_NONE [2024-11-02 11:26:57,894 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_NORESTART [2024-11-02 11:26:57,895 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_RESTART [2024-11-02 11:26:57,895 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PID [2024-11-02 11:26:57,895 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PGID [2024-11-02 11:26:57,895 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_SID [2024-11-02 11:26:57,896 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_MAX [2024-11-02 11:26:57,896 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_INACTIVE [2024-11-02 11:26:57,896 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ACTIVE [2024-11-02 11:26:57,897 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ON [2024-11-02 11:26:57,898 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_OFF [2024-11-02 11:26:57,898 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~__NETDEV_TX_MIN [2024-11-02 11:26:57,898 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_OK [2024-11-02 11:26:57,898 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_BUSY [2024-11-02 11:26:57,898 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_LOCKED [2024-11-02 11:26:57,898 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_CONSUMED [2024-11-02 11:26:57,899 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_ANOTHER [2024-11-02 11:26:57,899 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_EXACT [2024-11-02 11:26:57,899 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_PASS [2024-11-02 11:26:57,899 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_NONE [2024-11-02 11:26:57,899 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_HANDLED [2024-11-02 11:26:57,900 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_WAKE_THREAD [2024-11-02 11:26:57,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 11:26:57 BoogieIcfgContainer [2024-11-02 11:26:57,900 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 11:26:57,901 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 11:26:57,902 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 11:26:57,902 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 11:26:57,902 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:26:49" (3/4) ... [2024-11-02 11:26:57,907 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-02 11:26:57,911 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_module_put [2024-11-02 11:26:57,912 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_blast_assert [2024-11-02 11:26:57,922 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2024-11-02 11:26:57,922 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-02 11:26:57,923 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-02 11:26:57,923 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-02 11:26:58,086 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/bin/utaipan-verify-DbMuA5NWw2/witness.graphml [2024-11-02 11:26:58,087 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/bin/utaipan-verify-DbMuA5NWw2/witness.yml [2024-11-02 11:26:58,087 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 11:26:58,088 INFO L158 Benchmark]: Toolchain (without parser) took 11415.39ms. Allocated memory was 132.1MB in the beginning and 299.9MB in the end (delta: 167.8MB). Free memory was 84.9MB in the beginning and 153.9MB in the end (delta: -69.0MB). Peak memory consumption was 99.6MB. Max. memory is 16.1GB. [2024-11-02 11:26:58,088 INFO L158 Benchmark]: CDTParser took 1.40ms. Allocated memory is still 98.6MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 11:26:58,089 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1439.05ms. Allocated memory was 132.1MB in the beginning and 190.8MB in the end (delta: 58.7MB). Free memory was 84.9MB in the beginning and 147.1MB in the end (delta: -62.2MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. [2024-11-02 11:26:58,093 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.46ms. Allocated memory is still 190.8MB. Free memory was 147.1MB in the beginning and 144.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 11:26:58,093 INFO L158 Benchmark]: Boogie Preprocessor took 53.15ms. Allocated memory is still 190.8MB. Free memory was 144.2MB in the beginning and 142.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 11:26:58,093 INFO L158 Benchmark]: RCFGBuilder took 1065.82ms. Allocated memory is still 190.8MB. Free memory was 142.1MB in the beginning and 109.6MB in the end (delta: 32.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-02 11:26:58,094 INFO L158 Benchmark]: TraceAbstraction took 8555.25ms. Allocated memory was 190.8MB in the beginning and 299.9MB in the end (delta: 109.1MB). Free memory was 109.6MB in the beginning and 161.2MB in the end (delta: -51.6MB). Peak memory consumption was 60.5MB. Max. memory is 16.1GB. [2024-11-02 11:26:58,094 INFO L158 Benchmark]: Witness Printer took 185.98ms. Allocated memory is still 299.9MB. Free memory was 161.2MB in the beginning and 153.9MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-02 11:26:58,096 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40ms. Allocated memory is still 98.6MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1439.05ms. Allocated memory was 132.1MB in the beginning and 190.8MB in the end (delta: 58.7MB). Free memory was 84.9MB in the beginning and 147.1MB in the end (delta: -62.2MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.46ms. Allocated memory is still 190.8MB. Free memory was 147.1MB in the beginning and 144.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.15ms. Allocated memory is still 190.8MB. Free memory was 144.2MB in the beginning and 142.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1065.82ms. Allocated memory is still 190.8MB. Free memory was 142.1MB in the beginning and 109.6MB in the end (delta: 32.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 8555.25ms. Allocated memory was 190.8MB in the beginning and 299.9MB in the end (delta: 109.1MB). Free memory was 109.6MB in the beginning and 161.2MB in the end (delta: -51.6MB). Peak memory consumption was 60.5MB. Max. memory is 16.1GB. * Witness Printer took 185.98ms. Allocated memory is still 299.9MB. Free memory was 161.2MB in the beginning and 153.9MB 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: 4995]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.3s, OverallIterations: 5, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 73 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 72 mSDsluCounter, 250 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 153 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 228 IncrementalHoareTripleChecker+Invalid, 235 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 97 mSDtfsCounter, 228 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 91 GetRequests, 61 SyntacticMatches, 4 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 2.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred in iteration=3, InterpolantAutomatonStates: 27, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 5 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 105 NumberOfCodeBlocks, 105 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 121 ConstructedInterpolants, 9 QuantifiedInterpolants, 969 SizeOfPredicates, 17 NumberOfNonLiveVariables, 164 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 7 InterpolantComputations, 4 PerfectInterpolantSequences, 16/25 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: OVERALL_TIME: 1.4s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 8, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 18, TOOLS_POST_TIME: 1.3s, TOOLS_POST_CALL_APPLICATIONS: 0, TOOLS_POST_CALL_TIME: 0.0s, TOOLS_POST_RETURN_APPLICATIONS: 0, TOOLS_POST_RETURN_TIME: 0.0s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 18, TOOLS_QUANTIFIERELIM_TIME: 1.3s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.2s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 30, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 0, DOMAIN_JOIN_TIME: 0.0s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME: 0.0s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 8, DOMAIN_ISBOTTOM_TIME: 0.0s, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME: 0.8s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 0.8s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME: 0.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.0s, DAG_COMPRESSION_PROCESSED_NODES: 134, DAG_COMPRESSION_RETAINED_NODES: 40, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 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. 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))) && (ldv_module_refcounter == \old(ldv_module_refcounter)))) RESULT: Ultimate proved your program to be correct! [2024-11-02 11:26:58,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a74a55-735f-4ecb-af56-a20471898df6/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE