./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--3w-9xxx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c67a28-593d-4f21-8700-63894c47e96f/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c67a28-593d-4f21-8700-63894c47e96f/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_39c67a28-593d-4f21-8700-63894c47e96f/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c67a28-593d-4f21-8700-63894c47e96f/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--3w-9xxx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c67a28-593d-4f21-8700-63894c47e96f/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_39c67a28-593d-4f21-8700-63894c47e96f/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 c9b552a362a9e696d48563826feaca907111a4f22b87ac0d62165b45d307f684 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 11:23:46,737 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 11:23:46,831 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c67a28-593d-4f21-8700-63894c47e96f/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-02 11:23:46,837 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 11:23:46,838 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 11:23:46,872 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 11:23:46,873 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 11:23:46,874 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 11:23:46,875 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 11:23:46,877 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 11:23:46,877 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 11:23:46,878 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 11:23:46,878 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 11:23:46,879 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 11:23:46,879 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 11:23:46,881 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 11:23:46,881 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 11:23:46,881 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 11:23:46,884 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 11:23:46,885 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 11:23:46,885 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 11:23:46,886 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 11:23:46,886 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 11:23:46,887 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 11:23:46,888 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 11:23:46,888 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 11:23:46,889 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 11:23:46,889 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 11:23:46,889 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 11:23:46,890 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 11:23:46,890 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 11:23:46,891 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 11:23:46,891 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 11:23:46,892 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 11:23:46,893 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 11:23:46,893 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 11:23:46,893 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 11:23:46,894 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 11:23:46,894 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 11:23:46,894 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 11:23:46,895 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 11:23:46,895 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 11:23:46,895 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 11:23:46,896 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 11:23:46,896 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_39c67a28-593d-4f21-8700-63894c47e96f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c67a28-593d-4f21-8700-63894c47e96f/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9b552a362a9e696d48563826feaca907111a4f22b87ac0d62165b45d307f684 [2024-11-02 11:23:47,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 11:23:47,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 11:23:47,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 11:23:47,245 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 11:23:47,245 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 11:23:47,246 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c67a28-593d-4f21-8700-63894c47e96f/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--3w-9xxx.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-11-02 11:23:49,187 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 11:23:49,896 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 11:23:49,898 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c67a28-593d-4f21-8700-63894c47e96f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--3w-9xxx.ko-entry_point.cil.out.i [2024-11-02 11:23:49,939 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c67a28-593d-4f21-8700-63894c47e96f/bin/utaipan-verify-DbMuA5NWw2/data/98932915d/74b74f16bc2b41a8a929038d36627990/FLAG504f221f0 [2024-11-02 11:23:49,957 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c67a28-593d-4f21-8700-63894c47e96f/bin/utaipan-verify-DbMuA5NWw2/data/98932915d/74b74f16bc2b41a8a929038d36627990 [2024-11-02 11:23:49,959 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 11:23:49,961 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 11:23:49,962 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 11:23:49,962 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 11:23:49,968 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 11:23:49,969 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:23:49" (1/1) ... [2024-11-02 11:23:49,971 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f71ca39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:23:49, skipping insertion in model container [2024-11-02 11:23:49,971 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:23:49" (1/1) ... [2024-11-02 11:23:50,113 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 11:23:52,218 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_39c67a28-593d-4f21-8700-63894c47e96f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--3w-9xxx.ko-entry_point.cil.out.i[280100,280113] [2024-11-02 11:23:52,444 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 11:23:52,519 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 11:23:52,759 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4606] [2024-11-02 11:23:52,765 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [4613] [2024-11-02 11:23:52,766 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [4621-4622] [2024-11-02 11:23:52,776 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4811] [2024-11-02 11:23:52,782 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4818] [2024-11-02 11:23:53,050 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_39c67a28-593d-4f21-8700-63894c47e96f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--3w-9xxx.ko-entry_point.cil.out.i[280100,280113] [2024-11-02 11:23:53,071 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 11:23:53,200 INFO L204 MainTranslator]: Completed translation [2024-11-02 11:23:53,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:23:53 WrapperNode [2024-11-02 11:23:53,201 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 11:23:53,202 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 11:23:53,202 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 11:23:53,203 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 11:23:53,210 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:23:53" (1/1) ... [2024-11-02 11:23:53,352 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:23:53" (1/1) ... [2024-11-02 11:23:53,534 INFO L138 Inliner]: procedures = 305, calls = 2709, calls flagged for inlining = 127, calls inlined = 121, statements flattened = 6344 [2024-11-02 11:23:53,534 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 11:23:53,535 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 11:23:53,535 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 11:23:53,535 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 11:23:53,546 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:23:53" (1/1) ... [2024-11-02 11:23:53,546 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:23:53" (1/1) ... [2024-11-02 11:23:53,577 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:23:53" (1/1) ... [2024-11-02 11:23:53,577 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:23:53" (1/1) ... [2024-11-02 11:23:53,768 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:23:53" (1/1) ... [2024-11-02 11:23:53,816 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:23:53" (1/1) ... [2024-11-02 11:23:53,853 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:23:53" (1/1) ... [2024-11-02 11:23:53,877 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:23:53" (1/1) ... [2024-11-02 11:23:53,918 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 11:23:53,920 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 11:23:53,920 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 11:23:53,921 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 11:23:53,921 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:23:53" (1/1) ... [2024-11-02 11:23:53,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 11:23:53,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c67a28-593d-4f21-8700-63894c47e96f/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 11:23:53,961 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c67a28-593d-4f21-8700-63894c47e96f/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 11:23:53,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c67a28-593d-4f21-8700-63894c47e96f/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 11:23:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-02 11:23:54,001 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-02 11:23:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-02 11:23:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-02 11:23:54,002 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-02 11:23:54,002 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-02 11:23:54,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-02 11:23:54,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-02 11:23:54,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-02 11:23:54,003 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-02 11:23:54,003 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2024-11-02 11:23:54,003 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2024-11-02 11:23:54,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-02 11:23:54,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-02 11:23:54,004 INFO L130 BoogieDeclarations]: Found specification of procedure twa_get_request_id [2024-11-02 11:23:54,004 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_get_request_id [2024-11-02 11:23:54,004 INFO L130 BoogieDeclarations]: Found specification of procedure twa_fill_sense [2024-11-02 11:23:54,004 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_fill_sense [2024-11-02 11:23:54,005 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2024-11-02 11:23:54,005 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2024-11-02 11:23:54,005 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-02 11:23:54,005 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-02 11:23:54,005 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_host [2024-11-02 11:23:54,006 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_host [2024-11-02 11:23:54,006 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-02 11:23:54,006 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-02 11:23:54,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-02 11:23:54,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-02 11:23:54,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_4 [2024-11-02 11:23:54,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_4 [2024-11-02 11:23:54,008 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-02 11:23:54,008 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-02 11:23:54,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-02 11:23:54,008 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-02 11:23:54,008 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2024-11-02 11:23:54,009 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2024-11-02 11:23:54,009 INFO L130 BoogieDeclarations]: Found specification of procedure twa_resume [2024-11-02 11:23:54,009 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_resume [2024-11-02 11:23:54,009 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 11:23:54,009 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 11:23:54,010 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2024-11-02 11:23:54,010 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2024-11-02 11:23:54,010 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-02 11:23:54,010 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-02 11:23:54,010 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-02 11:23:54,011 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-02 11:23:54,011 INFO L130 BoogieDeclarations]: Found specification of procedure twa_remove [2024-11-02 11:23:54,011 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_remove [2024-11-02 11:23:54,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-02 11:23:54,011 INFO L130 BoogieDeclarations]: Found specification of procedure twa_reset_sequence [2024-11-02 11:23:54,012 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_reset_sequence [2024-11-02 11:23:54,012 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2024-11-02 11:23:54,012 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2024-11-02 11:23:54,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-02 11:23:54,013 INFO L130 BoogieDeclarations]: Found specification of procedure twa_get_param [2024-11-02 11:23:54,013 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_get_param [2024-11-02 11:23:54,013 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-02 11:23:54,013 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-02 11:23:54,013 INFO L130 BoogieDeclarations]: Found specification of procedure twa_string_lookup [2024-11-02 11:23:54,014 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_string_lookup [2024-11-02 11:23:54,014 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-02 11:23:54,014 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-02 11:23:54,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-02 11:23:54,014 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-02 11:23:54,014 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-02 11:23:54,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-02 11:23:54,015 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-02 11:23:54,015 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-02 11:23:54,015 INFO L130 BoogieDeclarations]: Found specification of procedure __twa_shutdown [2024-11-02 11:23:54,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __twa_shutdown [2024-11-02 11:23:54,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_twa_chrdev_mutex [2024-11-02 11:23:54,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_twa_chrdev_mutex [2024-11-02 11:23:54,016 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-02 11:23:54,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-02 11:23:54,016 INFO L130 BoogieDeclarations]: Found specification of procedure do_gettimeofday [2024-11-02 11:23:54,017 INFO L138 BoogieDeclarations]: Found implementation of procedure do_gettimeofday [2024-11-02 11:23:54,017 INFO L130 BoogieDeclarations]: Found specification of procedure twa_shutdown [2024-11-02 11:23:54,017 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_shutdown [2024-11-02 11:23:54,017 INFO L130 BoogieDeclarations]: Found specification of procedure twa_post_command_packet [2024-11-02 11:23:54,017 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_post_command_packet [2024-11-02 11:23:54,018 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-02 11:23:54,018 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-02 11:23:54,019 INFO L130 BoogieDeclarations]: Found specification of procedure twa_free_request_id [2024-11-02 11:23:54,019 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_free_request_id [2024-11-02 11:23:54,020 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2024-11-02 11:23:54,020 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2024-11-02 11:23:54,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-02 11:23:54,020 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2024-11-02 11:23:54,021 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2024-11-02 11:23:54,021 INFO L130 BoogieDeclarations]: Found specification of procedure twa_decode_bits [2024-11-02 11:23:54,021 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_decode_bits [2024-11-02 11:23:54,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-02 11:23:54,021 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-11-02 11:23:54,021 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-11-02 11:23:54,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-02 11:23:54,022 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2024-11-02 11:23:54,022 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2024-11-02 11:23:54,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-02 11:23:54,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-02 11:23:54,022 INFO L130 BoogieDeclarations]: Found specification of procedure pci_try_set_mwi [2024-11-02 11:23:54,022 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_try_set_mwi [2024-11-02 11:23:54,022 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-02 11:23:54,023 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-02 11:23:54,023 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2024-11-02 11:23:54,023 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2024-11-02 11:23:54,023 INFO L130 BoogieDeclarations]: Found specification of procedure twa_initconnection [2024-11-02 11:23:54,023 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_initconnection [2024-11-02 11:23:54,023 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-02 11:23:54,024 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-02 11:23:54,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-02 11:23:54,025 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-02 11:23:54,025 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-02 11:23:54,025 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2024-11-02 11:23:54,026 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2024-11-02 11:23:54,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-02 11:23:54,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-02 11:23:54,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-02 11:23:54,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-02 11:23:54,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ioctl_lock_of_TAG_TW_Device_Extension [2024-11-02 11:23:54,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ioctl_lock_of_TAG_TW_Device_Extension [2024-11-02 11:23:54,027 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msi_exact [2024-11-02 11:23:54,027 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msi_exact [2024-11-02 11:23:54,027 INFO L130 BoogieDeclarations]: Found specification of procedure twa_aen_queue_event [2024-11-02 11:23:54,028 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_aen_queue_event [2024-11-02 11:23:54,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-02 11:23:54,028 INFO L130 BoogieDeclarations]: Found specification of procedure twa_interrupt [2024-11-02 11:23:54,029 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_interrupt [2024-11-02 11:23:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-02 11:23:54,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-02 11:23:54,030 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-02 11:23:54,030 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-02 11:23:54,030 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sg_count [2024-11-02 11:23:54,031 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sg_count [2024-11-02 11:23:54,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 11:23:54,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-02 11:23:54,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-02 11:23:54,031 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2024-11-02 11:23:54,031 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2024-11-02 11:23:54,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-02 11:23:54,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-02 11:23:54,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-02 11:23:54,032 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-02 11:23:54,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-02 11:23:54,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2024-11-02 11:23:54,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2024-11-02 11:23:54,034 INFO L130 BoogieDeclarations]: Found specification of procedure twa_allocate_memory [2024-11-02 11:23:54,035 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_allocate_memory [2024-11-02 11:23:54,036 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2024-11-02 11:23:54,036 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2024-11-02 11:23:54,036 INFO L130 BoogieDeclarations]: Found specification of procedure twa_poll_response [2024-11-02 11:23:54,036 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_poll_response [2024-11-02 11:23:54,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2024-11-02 11:23:54,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2024-11-02 11:23:54,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ioctl_lock_of_TAG_TW_Device_Extension [2024-11-02 11:23:54,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ioctl_lock_of_TAG_TW_Device_Extension [2024-11-02 11:23:54,037 INFO L130 BoogieDeclarations]: Found specification of procedure twa_scsiop_execute_scsi [2024-11-02 11:23:54,037 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_scsiop_execute_scsi [2024-11-02 11:23:54,037 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2024-11-02 11:23:54,037 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2024-11-02 11:23:54,037 INFO L130 BoogieDeclarations]: Found specification of procedure twa_reset_device_extension [2024-11-02 11:23:54,037 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_reset_device_extension [2024-11-02 11:23:54,037 INFO L130 BoogieDeclarations]: Found specification of procedure twa_free_device_extension [2024-11-02 11:23:54,037 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_free_device_extension [2024-11-02 11:23:54,038 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-02 11:23:54,038 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-02 11:23:54,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_twa_chrdev_mutex [2024-11-02 11:23:54,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_twa_chrdev_mutex [2024-11-02 11:23:54,038 INFO L130 BoogieDeclarations]: Found specification of procedure twa_check_bits [2024-11-02 11:23:54,038 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_check_bits [2024-11-02 11:23:54,041 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2024-11-02 11:23:54,041 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2024-11-02 11:23:54,041 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2024-11-02 11:23:54,041 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2024-11-02 11:23:54,041 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-02 11:23:54,042 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-02 11:23:54,042 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-02 11:23:54,042 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-02 11:23:54,042 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-02 11:23:54,042 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-02 11:23:54,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 11:23:54,043 INFO L130 BoogieDeclarations]: Found specification of procedure twa_aen_read_queue [2024-11-02 11:23:54,043 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_aen_read_queue [2024-11-02 11:23:54,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 11:23:54,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 11:23:54,934 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 11:23:54,939 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 11:23:55,271 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-02 11:24:10,243 INFO L? ?]: Removed 2308 outVars from TransFormulas that were not future-live. [2024-11-02 11:24:10,243 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 11:24:13,034 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 11:24:13,036 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-02 11:24:13,036 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:24:13 BoogieIcfgContainer [2024-11-02 11:24:13,037 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 11:24:13,039 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 11:24:13,039 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 11:24:13,042 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 11:24:13,043 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 11:23:49" (1/3) ... [2024-11-02 11:24:13,045 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39a66baf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:24:13, skipping insertion in model container [2024-11-02 11:24:13,046 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:23:53" (2/3) ... [2024-11-02 11:24:13,047 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39a66baf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:24:13, skipping insertion in model container [2024-11-02 11:24:13,047 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:24:13" (3/3) ... [2024-11-02 11:24:13,048 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--3w-9xxx.ko-entry_point.cil.out.i [2024-11-02 11:24:13,069 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 11:24:13,070 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 11:24:13,204 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 11:24:13,214 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;@41a9fdda, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 11:24:13,215 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 11:24:13,230 INFO L276 IsEmpty]: Start isEmpty. Operand has 1457 states, 931 states have (on average 1.3576799140708915) internal successors, (1264), 973 states have internal predecessors, (1264), 441 states have call successors, (441), 84 states have call predecessors, (441), 83 states have return successors, (431), 429 states have call predecessors, (431), 431 states have call successors, (431) [2024-11-02 11:24:13,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-02 11:24:13,250 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 11:24:13,251 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 11:24:13,253 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 11:24:13,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 11:24:13,259 INFO L85 PathProgramCache]: Analyzing trace with hash 1573571115, now seen corresponding path program 1 times [2024-11-02 11:24:13,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 11:24:13,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581739350] [2024-11-02 11:24:13,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:24:13,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms