/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 04:02:46,484 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 04:02:46,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 04:02:46,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 04:02:46,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 04:02:46,500 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 04:02:46,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 04:02:46,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 04:02:46,504 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 04:02:46,505 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 04:02:46,506 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 04:02:46,507 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 04:02:46,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 04:02:46,508 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 04:02:46,509 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 04:02:46,510 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 04:02:46,511 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 04:02:46,512 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 04:02:46,514 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 04:02:46,516 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 04:02:46,517 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 04:02:46,518 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 04:02:46,519 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 04:02:46,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 04:02:46,522 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 04:02:46,526 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 04:02:46,526 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 04:02:46,527 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 04:02:46,528 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 04:02:46,529 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 04:02:46,529 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 04:02:46,530 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 04:02:46,530 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 04:02:46,531 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 04:02:46,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 04:02:46,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 04:02:46,533 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 04:02:46,549 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 04:02:46,549 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 04:02:46,550 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 04:02:46,550 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 04:02:46,550 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 04:02:46,550 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 04:02:46,550 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 04:02:46,551 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 04:02:46,551 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 04:02:46,551 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 04:02:46,551 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 04:02:46,551 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 04:02:46,552 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 04:02:46,552 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 04:02:46,552 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 04:02:46,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 04:02:46,553 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 04:02:46,553 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 04:02:46,553 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 04:02:46,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 04:02:46,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 04:02:46,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 04:02:46,554 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 04:02:46,554 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 04:02:46,554 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 04:02:46,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 04:02:46,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 04:02:46,555 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 04:02:46,555 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 04:02:46,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 04:02:46,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 04:02:46,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 04:02:46,556 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 04:02:46,556 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 04:02:46,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 04:02:46,557 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 04:02:46,557 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 04:02:46,557 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 04:02:46,826 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 04:02:46,842 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 04:02:46,847 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 04:02:46,848 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 04:02:46,848 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 04:02:46,849 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-11-24 04:02:46,916 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1e884e10/dc56ce5f14104256961dcf0440c4c605/FLAG7a2b53e38 [2019-11-24 04:02:47,450 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 04:02:47,451 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-11-24 04:02:47,482 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1e884e10/dc56ce5f14104256961dcf0440c4c605/FLAG7a2b53e38 [2019-11-24 04:02:47,730 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1e884e10/dc56ce5f14104256961dcf0440c4c605 [2019-11-24 04:02:47,740 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 04:02:47,742 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 04:02:47,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 04:02:47,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 04:02:47,747 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 04:02:47,748 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:02:47" (1/1) ... [2019-11-24 04:02:47,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f5b0e8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:02:47, skipping insertion in model container [2019-11-24 04:02:47,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:02:47" (1/1) ... [2019-11-24 04:02:47,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 04:02:47,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 04:02:48,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 04:02:48,526 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 04:02:48,675 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 04:02:48,727 INFO L208 MainTranslator]: Completed translation [2019-11-24 04:02:48,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:02:48 WrapperNode [2019-11-24 04:02:48,728 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 04:02:48,729 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 04:02:48,729 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 04:02:48,729 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 04:02:48,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:02:48" (1/1) ... [2019-11-24 04:02:48,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:02:48" (1/1) ... [2019-11-24 04:02:48,900 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 04:02:48,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 04:02:48,903 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 04:02:48,903 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 04:02:48,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:02:48" (1/1) ... [2019-11-24 04:02:48,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:02:48" (1/1) ... [2019-11-24 04:02:48,933 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:02:48" (1/1) ... [2019-11-24 04:02:48,933 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:02:48" (1/1) ... [2019-11-24 04:02:48,958 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:02:48" (1/1) ... [2019-11-24 04:02:48,966 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:02:48" (1/1) ... [2019-11-24 04:02:48,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:02:48" (1/1) ... [2019-11-24 04:02:48,980 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 04:02:48,981 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 04:02:48,981 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 04:02:48,981 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 04:02:48,982 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:02:48" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 04:02:49,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 04:02:49,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 04:02:49,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 04:02:49,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 04:02:49,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 04:02:49,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-24 04:02:49,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 04:02:49,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 04:02:49,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 04:02:49,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 04:02:49,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 04:02:51,218 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 04:02:51,219 INFO L284 CfgBuilder]: Removed 152 assume(true) statements. [2019-11-24 04:02:51,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:02:51 BoogieIcfgContainer [2019-11-24 04:02:51,221 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 04:02:51,223 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 04:02:51,223 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 04:02:51,226 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 04:02:51,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 04:02:47" (1/3) ... [2019-11-24 04:02:51,227 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c53fef9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 04:02:51, skipping insertion in model container [2019-11-24 04:02:51,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:02:48" (2/3) ... [2019-11-24 04:02:51,228 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c53fef9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 04:02:51, skipping insertion in model container [2019-11-24 04:02:51,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:02:51" (3/3) ... [2019-11-24 04:02:51,232 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-11-24 04:02:51,241 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 04:02:51,250 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-24 04:02:51,261 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-11-24 04:02:51,287 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 04:02:51,287 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 04:02:51,287 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 04:02:51,288 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 04:02:51,288 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 04:02:51,288 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 04:02:51,288 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 04:02:51,288 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 04:02:51,307 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states. [2019-11-24 04:02:51,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-24 04:02:51,314 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:02:51,315 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:02:51,315 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:02:51,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:02:51,321 INFO L82 PathProgramCache]: Analyzing trace with hash 1942102194, now seen corresponding path program 1 times [2019-11-24 04:02:51,331 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:02:51,332 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15158100] [2019-11-24 04:02:51,332 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:02:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:02:51,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 04:02:51,675 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15158100] [2019-11-24 04:02:51,675 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:02:51,676 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 04:02:51,676 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555815755] [2019-11-24 04:02:51,681 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 04:02:51,681 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:02:51,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 04:02:51,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 04:02:51,697 INFO L87 Difference]: Start difference. First operand 64 states. Second operand 3 states. [2019-11-24 04:02:51,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:02:51,767 INFO L93 Difference]: Finished difference Result 143 states and 229 transitions. [2019-11-24 04:02:51,768 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 04:02:51,769 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-24 04:02:51,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:02:51,781 INFO L225 Difference]: With dead ends: 143 [2019-11-24 04:02:51,781 INFO L226 Difference]: Without dead ends: 69 [2019-11-24 04:02:51,793 INFO L630 BasicCegarLoop]: 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 [2019-11-24 04:02:51,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2019-11-24 04:02:51,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 68. [2019-11-24 04:02:51,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2019-11-24 04:02:51,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 104 transitions. [2019-11-24 04:02:51,846 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 104 transitions. Word has length 19 [2019-11-24 04:02:51,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:02:51,847 INFO L462 AbstractCegarLoop]: Abstraction has 68 states and 104 transitions. [2019-11-24 04:02:51,847 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 04:02:51,847 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 104 transitions. [2019-11-24 04:02:51,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-24 04:02:51,849 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:02:51,849 INFO L410 BasicCegarLoop]: trace histogram [2, 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] [2019-11-24 04:02:51,849 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:02:51,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:02:51,850 INFO L82 PathProgramCache]: Analyzing trace with hash -1657802788, now seen corresponding path program 1 times [2019-11-24 04:02:51,850 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:02:51,851 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734188552] [2019-11-24 04:02:51,851 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:02:52,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:02:52,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-24 04:02:52,223 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734188552] [2019-11-24 04:02:52,225 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:02:52,225 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-24 04:02:52,225 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174018268] [2019-11-24 04:02:52,227 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 04:02:52,227 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:02:52,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 04:02:52,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 04:02:52,228 INFO L87 Difference]: Start difference. First operand 68 states and 104 transitions. Second operand 4 states. [2019-11-24 04:02:52,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:02:52,362 INFO L93 Difference]: Finished difference Result 202 states and 316 transitions. [2019-11-24 04:02:52,364 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 04:02:52,364 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 27 [2019-11-24 04:02:52,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:02:52,366 INFO L225 Difference]: With dead ends: 202 [2019-11-24 04:02:52,366 INFO L226 Difference]: Without dead ends: 135 [2019-11-24 04:02:52,369 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 04:02:52,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2019-11-24 04:02:52,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 70. [2019-11-24 04:02:52,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2019-11-24 04:02:52,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 106 transitions. [2019-11-24 04:02:52,392 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 106 transitions. Word has length 27 [2019-11-24 04:02:52,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:02:52,392 INFO L462 AbstractCegarLoop]: Abstraction has 70 states and 106 transitions. [2019-11-24 04:02:52,393 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 04:02:52,393 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 106 transitions. [2019-11-24 04:02:52,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-24 04:02:52,395 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:02:52,395 INFO L410 BasicCegarLoop]: trace histogram [2, 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] [2019-11-24 04:02:52,395 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:02:52,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:02:52,396 INFO L82 PathProgramCache]: Analyzing trace with hash 1760616917, now seen corresponding path program 1 times [2019-11-24 04:02:52,396 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:02:52,396 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000831035] [2019-11-24 04:02:52,396 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:02:52,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:02:52,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-24 04:02:52,809 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000831035] [2019-11-24 04:02:52,810 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:02:52,811 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-24 04:02:52,811 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580549640] [2019-11-24 04:02:52,812 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 04:02:52,812 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:02:52,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 04:02:52,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 04:02:52,813 INFO L87 Difference]: Start difference. First operand 70 states and 106 transitions. Second operand 4 states. [2019-11-24 04:02:52,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:02:52,859 INFO L93 Difference]: Finished difference Result 173 states and 267 transitions. [2019-11-24 04:02:52,862 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 04:02:52,862 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2019-11-24 04:02:52,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:02:52,863 INFO L225 Difference]: With dead ends: 173 [2019-11-24 04:02:52,863 INFO L226 Difference]: Without dead ends: 104 [2019-11-24 04:02:52,866 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 04:02:52,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2019-11-24 04:02:52,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 71. [2019-11-24 04:02:52,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2019-11-24 04:02:52,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 107 transitions. [2019-11-24 04:02:52,879 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 107 transitions. Word has length 28 [2019-11-24 04:02:52,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:02:52,879 INFO L462 AbstractCegarLoop]: Abstraction has 71 states and 107 transitions. [2019-11-24 04:02:52,881 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 04:02:52,881 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 107 transitions. [2019-11-24 04:02:52,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-24 04:02:52,883 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:02:52,883 INFO L410 BasicCegarLoop]: trace histogram [2, 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] [2019-11-24 04:02:52,883 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:02:52,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:02:52,884 INFO L82 PathProgramCache]: Analyzing trace with hash 337176985, now seen corresponding path program 1 times [2019-11-24 04:02:52,884 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:02:52,884 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265291612] [2019-11-24 04:02:52,884 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:02:53,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-24 04:02:53,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-24 04:02:53,792 INFO L174 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2019-11-24 04:02:53,793 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-24 04:02:53,827 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,829 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,829 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,830 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,830 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,831 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,831 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,832 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,832 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,833 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,833 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,834 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,835 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,835 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,836 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,836 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,837 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,837 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,838 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,838 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,839 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,840 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,840 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,841 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,841 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,842 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,842 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,843 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 04:02:53,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 04:02:53 BoogieIcfgContainer [2019-11-24 04:02:53,915 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 04:02:53,920 INFO L168 Benchmark]: Toolchain (without parser) took 6175.97 ms. Allocated memory was 144.2 MB in the beginning and 303.0 MB in the end (delta: 158.9 MB). Free memory was 100.5 MB in the beginning and 153.9 MB in the end (delta: -53.3 MB). Peak memory consumption was 133.9 MB. Max. memory is 7.1 GB. [2019-11-24 04:02:53,921 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 144.2 MB. Free memory is still 120.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 04:02:53,922 INFO L168 Benchmark]: CACSL2BoogieTranslator took 985.47 ms. Allocated memory was 144.2 MB in the beginning and 203.9 MB in the end (delta: 59.8 MB). Free memory was 100.3 MB in the beginning and 159.6 MB in the end (delta: -59.3 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. [2019-11-24 04:02:53,924 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.30 ms. Allocated memory is still 203.9 MB. Free memory was 159.6 MB in the beginning and 153.8 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. [2019-11-24 04:02:53,925 INFO L168 Benchmark]: Boogie Preprocessor took 77.94 ms. Allocated memory is still 203.9 MB. Free memory was 153.8 MB in the beginning and 148.8 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-11-24 04:02:53,931 INFO L168 Benchmark]: RCFGBuilder took 2239.92 ms. Allocated memory was 203.9 MB in the beginning and 252.7 MB in the end (delta: 48.8 MB). Free memory was 148.8 MB in the beginning and 185.9 MB in the end (delta: -37.1 MB). Peak memory consumption was 106.1 MB. Max. memory is 7.1 GB. [2019-11-24 04:02:53,932 INFO L168 Benchmark]: TraceAbstraction took 2692.84 ms. Allocated memory was 252.7 MB in the beginning and 303.0 MB in the end (delta: 50.3 MB). Free memory was 185.9 MB in the beginning and 153.9 MB in the end (delta: 32.1 MB). Peak memory consumption was 110.8 MB. Max. memory is 7.1 GB. [2019-11-24 04:02:53,940 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 144.2 MB. Free memory is still 120.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 985.47 ms. Allocated memory was 144.2 MB in the beginning and 203.9 MB in the end (delta: 59.8 MB). Free memory was 100.3 MB in the beginning and 159.6 MB in the end (delta: -59.3 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 173.30 ms. Allocated memory is still 203.9 MB. Free memory was 159.6 MB in the beginning and 153.8 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 77.94 ms. Allocated memory is still 203.9 MB. Free memory was 153.8 MB in the beginning and 148.8 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2239.92 ms. Allocated memory was 203.9 MB in the beginning and 252.7 MB in the end (delta: 48.8 MB). Free memory was 148.8 MB in the beginning and 185.9 MB in the end (delta: -37.1 MB). Peak memory consumption was 106.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2692.84 ms. Allocated memory was 252.7 MB in the beginning and 303.0 MB in the end (delta: 50.3 MB). Free memory was 185.9 MB in the beginning and 153.9 MB in the end (delta: 32.1 MB). Peak memory consumption was 110.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1351]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 1157. Possible FailurePath: [L866] int LDV_IN_INTERRUPT = 1; [L867] int ref_cnt ; [L868] int ldv_state_variable_1 ; [L870] int probed_1 = 0; [L871] int ldv_state_variable_0 ; [L1175] int ldv_retval_0 ; [L1176] int ldv_retval_1 ; [L1179] int ldv_retval_2 ; [L1404] int ldv_count_1 = 0; [L1405] int ldv_count_2 = 0; [L869] struct platform_device *s3c_hwmon_driver_group1 ; [L1157-L1159] static struct platform_driver s3c_hwmon_driver = {& s3c_hwmon_probe, & s3c_hwmon_remove, 0, 0, 0, {"s3c-hwmon", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L1205] int tmp ; [L1206] int tmp___0 ; [L1207] int tmp___1 ; [L1210] ldv_state_variable_1 = 0 [L1211] ref_cnt = 0 [L1212] ldv_state_variable_0 = 1 VAL [__this_module={8589934594:8589934595}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={4294967375:0}, s3c_hwmon_driver_group1={0:0}] [L1214] tmp = __VERIFIER_nondet_int() [L1216] case 0: [L1261] case 1: VAL [__this_module={8589934594:8589934595}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={4294967375:0}, s3c_hwmon_driver_group1={0:0}] [L1262] COND TRUE ldv_state_variable_0 != 0 [L1263] tmp___1 = __VERIFIER_nondet_int() [L1265] case 0: [L1273] case 1: VAL [__this_module={8589934594:8589934595}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={4294967375:0}, s3c_hwmon_driver_group1={0:0}] [L1274] COND TRUE ldv_state_variable_0 == 1 [L1162] int tmp ; [L1480] return __VERIFIER_nondet_int(); [L1164] tmp = platform_driver_register(& s3c_hwmon_driver) [L1165] return (tmp); [L1275] ldv_retval_2 = s3c_hwmon_init() [L1276] COND FALSE !(ldv_retval_2 != 0) [L1281] COND TRUE ldv_retval_2 == 0 [L1282] ldv_state_variable_0 = 2 [L1283] ldv_state_variable_1 = 1 [L1195] void *tmp ; [L792] void *p ; [L793] void *tmp ; [L794] int tmp___0 ; [L796] tmp___0 = __VERIFIER_nondet_int() [L797] COND FALSE !(tmp___0 != 0) [L800] tmp = malloc(size) [L801] p = tmp [L803] return (p); [L1197] tmp = ldv_malloc(624U) [L1199] s3c_hwmon_driver_group1 = (struct platform_device *)tmp VAL [__this_module={8589934594:8589934595}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={4294967375:0}, s3c_hwmon_driver_group1={4294967297:0}] [L1214] tmp = __VERIFIER_nondet_int() [L1216] case 0: VAL [__this_module={8589934594:8589934595}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={4294967375:0}, s3c_hwmon_driver_group1={4294967297:0}] [L1217] COND TRUE ldv_state_variable_1 != 0 [L1218] tmp___0 = __VERIFIER_nondet_int() [L1220] case 0: VAL [__this_module={8589934594:8589934595}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={4294967375:0}, s3c_hwmon_driver_group1={4294967297:0}] [L1221] COND TRUE ldv_state_variable_1 == 1 [L1025] struct s3c_hwmon_pdata *pdata ; [L1026] struct s3c_hwmon *hwmon ; [L1027] int ret ; [L1028] int i ; [L1029] void *tmp ; [L1030] struct lock_class_key __key ; [L1031] long tmp___0 ; [L1032] long tmp___1 ; [L1033] long tmp___2 ; [L1034] long tmp___3 ; [L1035] struct s3c_hwmon_chcfg *cfg ; [L1037] EXPR dev->dev.platform_data [L1037] pdata = (struct s3c_hwmon_pdata *)dev->dev.platform_data [L1038] ret = 0 VAL [__this_module={8589934594:8589934595}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={4294967375:0}, s3c_hwmon_driver_group1={4294967297:0}] [L1039] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L1341] void *tmp ; [L809] void *p ; [L810] void *tmp ; [L811] int tmp___0 ; [L813] tmp___0 = __VERIFIER_nondet_int() [L814] COND FALSE !(tmp___0 != 0) [L817] tmp = calloc(1U, size) [L818] p = tmp [L820] return (p); VAL [__this_module={8589934594:8589934595}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={4294967375:0}, s3c_hwmon_driver_group1={4294967297:0}] [L1343] tmp = ldv_zalloc(size) [L1344] return (tmp); [L1044] tmp = ldv_kzalloc_9(800U, 208U) [L1045] hwmon = (struct s3c_hwmon *)tmp VAL [__this_module={8589934594:8589934595}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={4294967375:0}, s3c_hwmon_driver_group1={4294967297:0}] [L1046] COND FALSE !((unsigned long )hwmon == (unsigned long )((struct s3c_hwmon *)0)) [L792] void *p ; [L793] void *tmp ; [L794] int tmp___0 ; [L796] tmp___0 = __VERIFIER_nondet_int() [L797] COND TRUE tmp___0 != 0 [L798] return ((void *)0); [L1490] return ldv_malloc(0UL); [L1053-L1055] hwmon->client = s3c_adc_register(dev, (void (*)(struct s3c_adc_client * , unsigned int ))0, (void (*)(struct s3c_adc_client * , unsigned int , unsigned int , unsigned int * ))0, 0U) [L1056] EXPR hwmon->client [L1317] bool tmp ; [L1371] return ((unsigned long )ptr > 2012UL); [L1319] tmp = ldv_is_err(ptr) [L1320] return ((long )tmp); [L1056] tmp___1 = IS_ERR((void const *)hwmon->client) [L1057] COND FALSE !(tmp___1 != 0L) [L920] return (0); [L1064] ret = s3c_hwmon_add_raw(& dev->dev) [L1065] COND FALSE !(ret != 0) [L792] void *p ; [L793] void *tmp ; [L794] int tmp___0 ; [L796] tmp___0 = __VERIFIER_nondet_int() [L797] COND TRUE tmp___0 != 0 [L798] return ((void *)0); [L1463] return ldv_malloc(sizeof(struct device)); [L1069] hwmon->hwmon_dev = hwmon_device_register(& dev->dev) [L1070] EXPR hwmon->hwmon_dev [L1317] bool tmp ; [L1371] return ((unsigned long )ptr > 2012UL); [L1319] tmp = ldv_is_err(ptr) [L1320] return ((long )tmp); [L1070] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1071] COND FALSE !(tmp___3 != 0L) [L1078] i = 0 VAL [__this_module={8589934594:8589934595}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={4294967375:0}, s3c_hwmon_driver_group1={4294967297:0}] [L1117] COND TRUE (unsigned int )i <= 7U [L1081] EXPR pdata->in[i] [L1081] cfg = pdata->in[i] [L1082] COND FALSE !((unsigned long )cfg == (unsigned long )((struct s3c_hwmon_chcfg *)0)) [L1086] EXPR cfg->mult [L1086] COND TRUE cfg->mult > 65535U [L1091] EXPR cfg->div VAL [__this_module={8589934594:8589934595}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={4294967375:0}, s3c_hwmon_driver_group1={4294967297:0}] [L1091] COND FALSE !(cfg->div == 0U) [L1096] pdata->in[i] [L982] struct sensor_device_attribute *attr ; [L983] int ret ; [L986] attr = & attrs->in [L987] attr->index = channel [L988] attr->dev_attr.attr.name = (char const *)(& attrs->in_name) [L989] attr->dev_attr.attr.mode = 292U [L990] attr->dev_attr.show = & s3c_hwmon_ch_show [L1325] int tmp ; [L1415] int nondetermined ; [L1416] int tmp ; [L845] int tmp ; [L847] tmp = __VERIFIER_nondet_int() [L848] return (tmp); [L1418] nondetermined = ldv_undef_int() [L1419] COND TRUE nondetermined != 0 [L1420] ldv_count_2 = ldv_count_2 + 1 VAL [__this_module={8589934594:8589934595}, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={4294967375:0}, s3c_hwmon_driver_group1={4294967297:0}] [L1421] COND TRUE ldv_count_1 < ldv_count_2 VAL [__this_module={8589934594:8589934595}, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={4294967375:0}, s3c_hwmon_driver_group1={4294967297:0}] [L1351] __VERIFIER_error() VAL [__this_module={8589934594:8589934595}, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={4294967375:0}, s3c_hwmon_driver_group1={4294967297:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 64 locations, 2 error locations. Result: UNSAFE, OverallTime: 2.6s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 342 SDtfs, 215 SDslu, 439 SDs, 0 SdLazy, 36 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 99 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 103 NumberOfCodeBlocks, 103 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 71 ConstructedInterpolants, 0 QuantifiedInterpolants, 2365 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...