./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--initio.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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2170f7f-dfb3-4c2d-ba2a-ad058b692bd0/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2170f7f-dfb3-4c2d-ba2a-ad058b692bd0/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_b2170f7f-dfb3-4c2d-ba2a-ad058b692bd0/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2170f7f-dfb3-4c2d-ba2a-ad058b692bd0/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--initio.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2170f7f-dfb3-4c2d-ba2a-ad058b692bd0/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_b2170f7f-dfb3-4c2d-ba2a-ad058b692bd0/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 9a12ad8c8f82d9497d9fb295ce6f252aae97c90123ce998a3f7bb078893d44d4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:31:32,641 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:31:32,732 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2170f7f-dfb3-4c2d-ba2a-ad058b692bd0/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-02 12:31:32,738 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:31:32,739 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:31:32,779 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:31:32,781 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:31:32,782 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:31:32,783 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:31:32,785 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:31:32,785 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:31:32,786 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:31:32,786 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:31:32,786 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:31:32,787 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:31:32,787 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:31:32,788 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:31:32,788 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:31:32,788 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:31:32,789 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:31:32,789 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:31:32,790 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:31:32,791 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:31:32,791 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:31:32,792 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:31:32,792 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:31:32,793 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:31:32,793 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:31:32,793 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:31:32,794 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:31:32,794 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:31:32,794 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:31:32,795 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:31:32,795 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:31:32,796 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:31:32,796 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:31:32,796 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:31:32,797 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:31:32,797 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:31:32,797 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:31:32,798 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:31:32,800 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:31:32,800 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:31:32,800 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:31:32,801 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_b2170f7f-dfb3-4c2d-ba2a-ad058b692bd0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2170f7f-dfb3-4c2d-ba2a-ad058b692bd0/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a12ad8c8f82d9497d9fb295ce6f252aae97c90123ce998a3f7bb078893d44d4 [2024-11-02 12:31:33,087 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:31:33,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:31:33,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:31:33,118 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:31:33,119 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:31:33,120 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2170f7f-dfb3-4c2d-ba2a-ad058b692bd0/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-11-02 12:31:35,199 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:31:35,769 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:31:35,770 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2170f7f-dfb3-4c2d-ba2a-ad058b692bd0/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i [2024-11-02 12:31:35,827 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2170f7f-dfb3-4c2d-ba2a-ad058b692bd0/bin/utaipan-verify-DbMuA5NWw2/data/409a693ca/4a9bf71b0c1a44239aef564b523dd128/FLAG56c471a74 [2024-11-02 12:31:35,853 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2170f7f-dfb3-4c2d-ba2a-ad058b692bd0/bin/utaipan-verify-DbMuA5NWw2/data/409a693ca/4a9bf71b0c1a44239aef564b523dd128 [2024-11-02 12:31:35,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:31:35,857 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:31:35,859 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:31:35,859 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:31:35,867 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:31:35,868 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:31:35" (1/1) ... [2024-11-02 12:31:35,869 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25b2a47f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:35, skipping insertion in model container [2024-11-02 12:31:35,869 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:31:35" (1/1) ... [2024-11-02 12:31:36,075 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:31:38,281 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_b2170f7f-dfb3-4c2d-ba2a-ad058b692bd0/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i[240484,240497] [2024-11-02 12:31:38,438 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:31:38,493 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:31:38,631 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [4519] [2024-11-02 12:31:38,724 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [4683] [2024-11-02 12:31:38,724 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [4691] [2024-11-02 12:31:38,725 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [4698] [2024-11-02 12:31:38,725 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [4706] [2024-11-02 12:31:38,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [4841-4842] [2024-11-02 12:31:38,739 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [4870-4871] [2024-11-02 12:31:39,075 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/6308/dscv_tempdir/dscv/ri/32_7a/drivers/scsi/initio.c"), "i" (2604), "i" (12UL)); [7752-7753] [2024-11-02 12:31:39,156 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_b2170f7f-dfb3-4c2d-ba2a-ad058b692bd0/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i[240484,240497] [2024-11-02 12:31:39,186 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:31:39,307 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:31:39,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:39 WrapperNode [2024-11-02 12:31:39,309 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:31:39,310 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:31:39,311 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:31:39,311 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:31:39,321 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:39" (1/1) ... [2024-11-02 12:31:39,434 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:39" (1/1) ... [2024-11-02 12:31:39,716 INFO L138 Inliner]: procedures = 249, calls = 2100, calls flagged for inlining = 112, calls inlined = 108, statements flattened = 5485 [2024-11-02 12:31:39,717 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:31:39,717 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:31:39,718 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:31:39,718 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:31:39,731 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:39" (1/1) ... [2024-11-02 12:31:39,731 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:39" (1/1) ... [2024-11-02 12:31:39,805 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:39" (1/1) ... [2024-11-02 12:31:39,806 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:39" (1/1) ... [2024-11-02 12:31:39,981 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:39" (1/1) ... [2024-11-02 12:31:40,030 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:39" (1/1) ... [2024-11-02 12:31:40,085 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:39" (1/1) ... [2024-11-02 12:31:40,113 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:39" (1/1) ... [2024-11-02 12:31:40,180 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:31:40,182 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:31:40,183 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:31:40,184 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:31:40,186 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:39" (1/1) ... [2024-11-02 12:31:40,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:31:40,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2170f7f-dfb3-4c2d-ba2a-ad058b692bd0/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:31:40,296 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2170f7f-dfb3-4c2d-ba2a-ad058b692bd0/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:31:40,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2170f7f-dfb3-4c2d-ba2a-ad058b692bd0/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:31:40,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-02 12:31:40,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-02 12:31:40,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-02 12:31:40,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-02 12:31:40,348 INFO L130 BoogieDeclarations]: Found specification of procedure initio_status_msg [2024-11-02 12:31:40,349 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_status_msg [2024-11-02 12:31:40,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-02 12:31:40,349 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-02 12:31:40,349 INFO L130 BoogieDeclarations]: Found specification of procedure initio_select_atn_stop [2024-11-02 12:31:40,349 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_select_atn_stop [2024-11-02 12:31:40,350 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin_accept [2024-11-02 12:31:40,350 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin_accept [2024-11-02 12:31:40,350 INFO L130 BoogieDeclarations]: Found specification of procedure initio_remove_one [2024-11-02 12:31:40,350 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_remove_one [2024-11-02 12:31:40,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-02 12:31:40,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-02 12:31:40,351 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2024-11-02 12:31:40,352 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2024-11-02 12:31:40,352 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-02 12:31:40,352 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-02 12:31:40,352 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_scsi_rst [2024-11-02 12:31:40,353 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_scsi_rst [2024-11-02 12:31:40,353 INFO L130 BoogieDeclarations]: Found specification of procedure initio_abort_srb [2024-11-02 12:31:40,353 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_abort_srb [2024-11-02 12:31:40,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-02 12:31:40,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-02 12:31:40,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_3 [2024-11-02 12:31:40,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_3 [2024-11-02 12:31:40,354 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-02 12:31:40,354 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-02 12:31:40,354 INFO L130 BoogieDeclarations]: Found specification of procedure initio_next_state [2024-11-02 12:31:40,355 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_next_state [2024-11-02 12:31:40,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-02 12:31:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-02 12:31:40,356 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:31:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:31:40,356 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_pend_scb [2024-11-02 12:31:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_pend_scb [2024-11-02 12:31:40,356 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-02 12:31:40,356 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-02 12:31:40,357 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_busy_scb [2024-11-02 12:31:40,357 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_busy_scb [2024-11-02 12:31:40,357 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2024-11-02 12:31:40,357 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2024-11-02 12:31:40,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-02 12:31:40,357 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_reject [2024-11-02 12:31:40,357 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_reject [2024-11-02 12:31:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-02 12:31:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_rd_all [2024-11-02 12:31:40,358 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_rd_all [2024-11-02 12:31:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-02 12:31:40,358 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-02 12:31:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-02 12:31:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-02 12:31:40,358 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-02 12:31:40,358 INFO L130 BoogieDeclarations]: Found specification of procedure initio_release_scb [2024-11-02 12:31:40,359 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_release_scb [2024-11-02 12:31:40,359 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_scsi [2024-11-02 12:31:40,359 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_scsi [2024-11-02 12:31:40,359 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-02 12:31:40,359 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-02 12:31:40,359 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-02 12:31:40,359 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-02 12:31:40,360 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-11-02 12:31:40,360 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-11-02 12:31:40,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-02 12:31:40,361 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-02 12:31:40,361 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-02 12:31:40,361 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_targ [2024-11-02 12:31:40,362 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_targ [2024-11-02 12:31:40,362 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-02 12:31:40,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-02 12:31:40,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-02 12:31:40,362 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_instr [2024-11-02 12:31:40,362 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_instr [2024-11-02 12:31:40,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-02 12:31:40,363 INFO L130 BoogieDeclarations]: Found specification of procedure initio_find_first_pend_scb [2024-11-02 12:31:40,363 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_find_first_pend_scb [2024-11-02 12:31:40,363 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-02 12:31:40,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-02 12:31:40,363 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_busy_scb [2024-11-02 12:31:40,363 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_busy_scb [2024-11-02 12:31:40,363 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_done_disc [2024-11-02 12:31:40,363 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_done_disc [2024-11-02 12:31:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-11-02 12:31:40,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-11-02 12:31:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-02 12:31:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-02 12:31:40,364 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-02 12:31:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure initio_stop_bm [2024-11-02 12:31:40,364 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_stop_bm [2024-11-02 12:31:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2024-11-02 12:31:40,364 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2024-11-02 12:31:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure wait_tulip [2024-11-02 12:31:40,366 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_tulip [2024-11-02 12:31:40,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-02 12:31:40,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-02 12:31:40,367 INFO L130 BoogieDeclarations]: Found specification of procedure initio_pop_busy_scb [2024-11-02 12:31:40,367 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_pop_busy_scb [2024-11-02 12:31:40,367 INFO L130 BoogieDeclarations]: Found specification of procedure initio_bad_seq [2024-11-02 12:31:40,367 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_bad_seq [2024-11-02 12:31:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-02 12:31:40,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-02 12:31:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_resel [2024-11-02 12:31:40,368 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_resel [2024-11-02 12:31:40,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-02 12:31:40,369 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2024-11-02 12:31:40,369 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2024-11-02 12:31:40,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:31:40,369 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_tag [2024-11-02 12:31:40,369 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_tag [2024-11-02 12:31:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-02 12:31:40,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-02 12:31:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-02 12:31:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-02 12:31:40,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-02 12:31:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2024-11-02 12:31:40,371 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2024-11-02 12:31:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure initio_reset_scsi [2024-11-02 12:31:40,371 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_reset_scsi [2024-11-02 12:31:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_done_scb [2024-11-02 12:31:40,371 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_done_scb [2024-11-02 12:31:40,372 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_pend_scb [2024-11-02 12:31:40,372 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_pend_scb [2024-11-02 12:31:40,372 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin [2024-11-02 12:31:40,372 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin [2024-11-02 12:31:40,372 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-02 12:31:40,372 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-02 12:31:40,372 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_main [2024-11-02 12:31:40,372 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_main [2024-11-02 12:31:40,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:31:40,372 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-02 12:31:40,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-02 12:31:40,373 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_busfree [2024-11-02 12:31:40,373 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_busfree [2024-11-02 12:31:40,373 INFO L130 BoogieDeclarations]: Found specification of procedure initio_sync_done [2024-11-02 12:31:40,373 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_sync_done [2024-11-02 12:31:40,373 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_disc [2024-11-02 12:31:40,373 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_disc [2024-11-02 12:31:40,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:31:40,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:31:40,373 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2024-11-02 12:31:40,373 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2024-11-02 12:31:41,175 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:31:41,179 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:31:41,688 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-02 12:31:54,462 INFO L? ?]: Removed 2101 outVars from TransFormulas that were not future-live. [2024-11-02 12:31:54,462 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:31:58,640 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:31:58,641 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-02 12:31:58,641 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:31:58 BoogieIcfgContainer [2024-11-02 12:31:58,641 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:31:58,644 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:31:58,644 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:31:58,648 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:31:58,649 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:31:35" (1/3) ... [2024-11-02 12:31:58,650 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1db985da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:31:58, skipping insertion in model container [2024-11-02 12:31:58,650 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:39" (2/3) ... [2024-11-02 12:31:58,650 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1db985da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:31:58, skipping insertion in model container [2024-11-02 12:31:58,651 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:31:58" (3/3) ... [2024-11-02 12:31:58,652 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i [2024-11-02 12:31:58,676 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:31:58,677 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:31:58,807 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:31:58,816 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;@31211a15, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:31:58,817 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:31:58,829 INFO L276 IsEmpty]: Start isEmpty. Operand has 1533 states, 939 states have (on average 1.3322683706070289) internal successors, (1251), 977 states have internal predecessors, (1251), 529 states have call successors, (529), 64 states have call predecessors, (529), 63 states have return successors, (523), 517 states have call predecessors, (523), 523 states have call successors, (523) [2024-11-02 12:31:58,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-02 12:31:58,845 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:31:58,846 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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 12:31:58,847 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:31:58,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:31:58,856 INFO L85 PathProgramCache]: Analyzing trace with hash 635268113, now seen corresponding path program 1 times [2024-11-02 12:31:58,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:31:58,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96615329] [2024-11-02 12:31:58,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:31:58,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms