java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf -i ../../../trunk/examples/svcomp/forester-heap/dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ccafca9-m [2018-02-04 04:53:22,885 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-04 04:53:22,887 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-04 04:53:22,899 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-04 04:53:22,899 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-04 04:53:22,900 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-04 04:53:22,901 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-04 04:53:22,902 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-04 04:53:22,904 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-04 04:53:22,905 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-04 04:53:22,906 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-04 04:53:22,906 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-04 04:53:22,907 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-04 04:53:22,907 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-04 04:53:22,908 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-04 04:53:22,910 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-04 04:53:22,911 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-04 04:53:22,913 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-04 04:53:22,914 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-04 04:53:22,915 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-04 04:53:22,917 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-02-04 04:53:22,917 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-02-04 04:53:22,917 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-02-04 04:53:22,918 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-02-04 04:53:22,919 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-02-04 04:53:22,920 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-02-04 04:53:22,920 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-02-04 04:53:22,920 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-02-04 04:53:22,920 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-02-04 04:53:22,920 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-04 04:53:22,921 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-04 04:53:22,921 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf [2018-02-04 04:53:22,931 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-04 04:53:22,931 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-04 04:53:22,932 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-04 04:53:22,932 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-04 04:53:22,932 INFO L133 SettingsManager]: * Use SBE=true [2018-02-04 04:53:22,933 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-04 04:53:22,933 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-04 04:53:22,933 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-04 04:53:22,933 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-04 04:53:22,933 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-04 04:53:22,933 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-04 04:53:22,933 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-02-04 04:53:22,933 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-02-04 04:53:22,933 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-02-04 04:53:22,933 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-04 04:53:22,933 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-04 04:53:22,934 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-04 04:53:22,934 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-04 04:53:22,934 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-04 04:53:22,934 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-04 04:53:22,934 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-04 04:53:22,934 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-04 04:53:22,934 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-02-04 04:53:22,934 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-02-04 04:53:22,934 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 04:53:22,962 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-04 04:53:22,969 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-02-04 04:53:22,972 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-04 04:53:22,972 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-04 04:53:22,973 INFO L276 PluginConnector]: CDTParser initialized [2018-02-04 04:53:22,973 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-02-04 04:53:23,082 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-04 04:53:23,083 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-02-04 04:53:23,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-04 04:53:23,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-04 04:53:23,088 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-04 04:53:23,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 04:53:23" (1/1) ... [2018-02-04 04:53:23,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ece180a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:53:23, skipping insertion in model container [2018-02-04 04:53:23,091 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 04:53:23" (1/1) ... [2018-02-04 04:53:23,101 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 04:53:23,130 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 04:53:23,222 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 04:53:23,239 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 04:53:23,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:53:23 WrapperNode [2018-02-04 04:53:23,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-04 04:53:23,247 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-04 04:53:23,247 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-04 04:53:23,247 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-04 04:53:23,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:53:23" (1/1) ... [2018-02-04 04:53:23,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:53:23" (1/1) ... [2018-02-04 04:53:23,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:53:23" (1/1) ... [2018-02-04 04:53:23,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:53:23" (1/1) ... [2018-02-04 04:53:23,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:53:23" (1/1) ... [2018-02-04 04:53:23,275 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:53:23" (1/1) ... [2018-02-04 04:53:23,277 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:53:23" (1/1) ... [2018-02-04 04:53:23,279 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-04 04:53:23,279 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-02-04 04:53:23,279 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-02-04 04:53:23,279 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-02-04 04:53:23,280 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:53:23" (1/1) ... No working directory specified, using /home/ultimate/work/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 [2018-02-04 04:53:23,322 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-02-04 04:53:23,322 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-02-04 04:53:23,322 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-02-04 04:53:23,322 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-02-04 04:53:23,322 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-02-04 04:53:23,323 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-02-04 04:53:23,323 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-02-04 04:53:23,323 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-02-04 04:53:23,323 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-02-04 04:53:23,323 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-02-04 04:53:23,323 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-02-04 04:53:23,323 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-02-04 04:53:23,323 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-02-04 04:53:23,324 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-02-04 04:53:23,324 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-02-04 04:53:23,324 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-02-04 04:53:23,324 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-02-04 04:53:23,696 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-02-04 04:53:23,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 04:53:23 BoogieIcfgContainer [2018-02-04 04:53:23,696 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-02-04 04:53:23,697 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-02-04 04:53:23,697 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-02-04 04:53:23,699 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-02-04 04:53:23,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.02 04:53:23" (1/3) ... [2018-02-04 04:53:23,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ff5d14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 04:53:23, skipping insertion in model container [2018-02-04 04:53:23,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:53:23" (2/3) ... [2018-02-04 04:53:23,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ff5d14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 04:53:23, skipping insertion in model container [2018-02-04 04:53:23,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 04:53:23" (3/3) ... [2018-02-04 04:53:23,702 INFO L107 eAbstractionObserver]: Analyzing ICFG dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-02-04 04:53:23,707 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-02-04 04:53:23,712 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 57 error locations. [2018-02-04 04:53:23,735 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-02-04 04:53:23,735 INFO L323 AbstractCegarLoop]: Hoare is false [2018-02-04 04:53:23,735 INFO L324 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-02-04 04:53:23,735 INFO L325 AbstractCegarLoop]: Backedges is CANONICAL [2018-02-04 04:53:23,735 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-02-04 04:53:23,736 INFO L327 AbstractCegarLoop]: Difference is false [2018-02-04 04:53:23,736 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-02-04 04:53:23,736 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-02-04 04:53:23,736 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-02-04 04:53:23,747 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states. [2018-02-04 04:53:23,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-02-04 04:53:23,754 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:53:23,755 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 04:53:23,755 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr56EnsuresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-02-04 04:53:23,758 INFO L82 PathProgramCache]: Analyzing trace with hash -2026691577, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 04:53:23,766 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 04:53:23,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:53:23,786 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-02-04 04:53:23,793 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 04:53:23,794 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 04:53:23,795 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 04:53:23,795 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 04:53:23,832 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |c_#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)) is different from true [2018-02-04 04:53:23,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:53:23,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:53:23,874 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 04:53:23,874 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-02-04 04:53:23,874 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 04:53:23,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:53:23,875 INFO L182 omatonBuilderFactory]: Interpolants [144#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 136#true, 137#false, 141#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)), 142#(= 1 (select |#valid| |main_#t~malloc0.base|)), 143#(= 1 (select |#valid| main_~head~0.base))] [2018-02-04 04:53:23,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:53:23,875 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-02-04 04:53:23,883 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-02-04 04:53:23,883 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-02-04 04:53:23,884 INFO L87 Difference]: Start difference. First operand 133 states. Second operand 6 states. [2018-02-04 04:53:24,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 04:53:24,311 INFO L93 Difference]: Finished difference Result 175 states and 186 transitions. [2018-02-04 04:53:24,312 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-02-04 04:53:24,313 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 8 [2018-02-04 04:53:24,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 04:53:24,322 INFO L225 Difference]: With dead ends: 175 [2018-02-04 04:53:24,322 INFO L226 Difference]: Without dead ends: 166 [2018-02-04 04:53:24,324 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=4, NotChecked=14, Total=90 [2018-02-04 04:53:24,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2018-02-04 04:53:24,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 124. [2018-02-04 04:53:24,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-02-04 04:53:24,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 131 transitions. [2018-02-04 04:53:24,401 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 131 transitions. Word has length 8 [2018-02-04 04:53:24,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 04:53:24,402 INFO L432 AbstractCegarLoop]: Abstraction has 124 states and 131 transitions. [2018-02-04 04:53:24,402 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-02-04 04:53:24,402 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 131 transitions. [2018-02-04 04:53:24,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-02-04 04:53:24,402 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:53:24,402 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 04:53:24,403 INFO L371 AbstractCegarLoop]: === Iteration 2 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr56EnsuresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-02-04 04:53:24,403 INFO L82 PathProgramCache]: Analyzing trace with hash -2026691576, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 04:53:24,407 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 04:53:24,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:53:24,415 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-02-04 04:53:24,418 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 04:53:24,418 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 04:53:24,419 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 04:53:24,419 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 04:53:24,429 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 12) (store |c_#length| %1 12)) :qid itp)) :qid itp)) is different from true [2018-02-04 04:53:24,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:53:24,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:53:24,489 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 04:53:24,490 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-02-04 04:53:24,490 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 04:53:24,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:53:24,490 INFO L182 omatonBuilderFactory]: Interpolants [452#true, 453#false, 457#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 12) (store |#length| %1 12)) :qid itp)) :qid itp)), 458#(and (= 0 |main_#t~malloc0.offset|) (= 12 (select |#length| |main_#t~malloc0.base|))), 459#(and (<= (+ main_~head~0.offset 4) (select |#length| main_~head~0.base)) (<= 0 main_~head~0.offset)), 460#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-02-04 04:53:24,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:53:24,491 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-02-04 04:53:24,492 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-02-04 04:53:24,492 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-02-04 04:53:24,492 INFO L87 Difference]: Start difference. First operand 124 states and 131 transitions. Second operand 6 states. [2018-02-04 04:53:24,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 04:53:24,759 INFO L93 Difference]: Finished difference Result 145 states and 156 transitions. [2018-02-04 04:53:24,759 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-02-04 04:53:24,759 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 8 [2018-02-04 04:53:24,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 04:53:24,761 INFO L225 Difference]: With dead ends: 145 [2018-02-04 04:53:24,761 INFO L226 Difference]: Without dead ends: 145 [2018-02-04 04:53:24,761 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=27, Unknown=3, NotChecked=10, Total=56 [2018-02-04 04:53:24,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-02-04 04:53:24,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 123. [2018-02-04 04:53:24,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-02-04 04:53:24,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 130 transitions. [2018-02-04 04:53:24,768 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 130 transitions. Word has length 8 [2018-02-04 04:53:24,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 04:53:24,769 INFO L432 AbstractCegarLoop]: Abstraction has 123 states and 130 transitions. [2018-02-04 04:53:24,769 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-02-04 04:53:24,769 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 130 transitions. [2018-02-04 04:53:24,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-02-04 04:53:24,769 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:53:24,770 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 04:53:24,770 INFO L371 AbstractCegarLoop]: === Iteration 3 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr56EnsuresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-02-04 04:53:24,770 INFO L82 PathProgramCache]: Analyzing trace with hash 1597070529, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 04:53:24,773 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 04:53:24,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:53:24,780 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-02-04 04:53:24,782 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 04:53:24,782 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 04:53:24,782 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 04:53:24,782 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 04:53:24,785 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 12) (store |c_#length| %1 12)) :qid itp)) :qid itp)) is different from true [2018-02-04 04:53:24,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:53:24,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:53:24,822 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 04:53:24,822 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-02-04 04:53:24,823 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 04:53:24,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:53:24,823 INFO L182 omatonBuilderFactory]: Interpolants [738#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 12) (store |#length| %1 12)) :qid itp)) :qid itp)), 739#(and (= 0 |main_#t~malloc0.offset|) (= 12 (select |#length| |main_#t~malloc0.base|))), 740#(and (<= 0 (+ main_~head~0.offset 4)) (<= (+ main_~head~0.offset 8) (select |#length| main_~head~0.base))), 741#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 733#true, 734#false] [2018-02-04 04:53:24,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:53:24,823 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-02-04 04:53:24,823 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-02-04 04:53:24,823 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-02-04 04:53:24,824 INFO L87 Difference]: Start difference. First operand 123 states and 130 transitions. Second operand 6 states. [2018-02-04 04:53:25,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 04:53:25,010 INFO L93 Difference]: Finished difference Result 144 states and 155 transitions. [2018-02-04 04:53:25,026 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-02-04 04:53:25,027 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 9 [2018-02-04 04:53:25,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 04:53:25,028 INFO L225 Difference]: With dead ends: 144 [2018-02-04 04:53:25,028 INFO L226 Difference]: Without dead ends: 144 [2018-02-04 04:53:25,028 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=27, Unknown=3, NotChecked=10, Total=56 [2018-02-04 04:53:25,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2018-02-04 04:53:25,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 122. [2018-02-04 04:53:25,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-02-04 04:53:25,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 129 transitions. [2018-02-04 04:53:25,034 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 129 transitions. Word has length 9 [2018-02-04 04:53:25,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 04:53:25,034 INFO L432 AbstractCegarLoop]: Abstraction has 122 states and 129 transitions. [2018-02-04 04:53:25,035 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-02-04 04:53:25,035 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 129 transitions. [2018-02-04 04:53:25,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-02-04 04:53:25,035 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:53:25,035 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 04:53:25,035 INFO L371 AbstractCegarLoop]: === Iteration 4 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr56EnsuresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-02-04 04:53:25,036 INFO L82 PathProgramCache]: Analyzing trace with hash -2030421205, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 04:53:25,041 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 04:53:25,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:53:25,049 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-02-04 04:53:25,051 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 04:53:25,051 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 04:53:25,052 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 04:53:25,052 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 04:53:25,055 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 12) (store |c_#length| %1 12)) :qid itp)) :qid itp)) is different from true [2018-02-04 04:53:25,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:53:25,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:53:25,094 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 04:53:25,094 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-02-04 04:53:25,094 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 04:53:25,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:53:25,095 INFO L182 omatonBuilderFactory]: Interpolants [1012#true, 1013#false, 1017#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 12) (store |#length| %1 12)) :qid itp)) :qid itp)), 1018#(and (= 0 |main_#t~malloc0.offset|) (= 12 (select |#length| |main_#t~malloc0.base|))), 1019#(and (<= 0 (+ main_~head~0.offset 8)) (<= (+ main_~head~0.offset 12) (select |#length| main_~head~0.base))), 1020#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-02-04 04:53:25,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:53:25,095 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-02-04 04:53:25,095 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-02-04 04:53:25,096 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-02-04 04:53:25,096 INFO L87 Difference]: Start difference. First operand 122 states and 129 transitions. Second operand 6 states. [2018-02-04 04:53:25,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 04:53:25,315 INFO L93 Difference]: Finished difference Result 143 states and 154 transitions. [2018-02-04 04:53:25,315 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-02-04 04:53:25,315 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 10 [2018-02-04 04:53:25,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 04:53:25,316 INFO L225 Difference]: With dead ends: 143 [2018-02-04 04:53:25,316 INFO L226 Difference]: Without dead ends: 143 [2018-02-04 04:53:25,317 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=27, Unknown=3, NotChecked=10, Total=56 [2018-02-04 04:53:25,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2018-02-04 04:53:25,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 121. [2018-02-04 04:53:25,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2018-02-04 04:53:25,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 128 transitions. [2018-02-04 04:53:25,322 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 128 transitions. Word has length 10 [2018-02-04 04:53:25,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 04:53:25,322 INFO L432 AbstractCegarLoop]: Abstraction has 121 states and 128 transitions. [2018-02-04 04:53:25,323 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-02-04 04:53:25,323 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 128 transitions. [2018-02-04 04:53:25,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-02-04 04:53:25,323 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:53:25,323 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 04:53:25,323 INFO L371 AbstractCegarLoop]: === Iteration 5 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr56EnsuresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-02-04 04:53:25,324 INFO L82 PathProgramCache]: Analyzing trace with hash 2141337492, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 04:53:25,327 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 04:53:25,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:53:25,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:53:25,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:53:25,373 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 04:53:25,373 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-02-04 04:53:25,373 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 04:53:25,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:53:25,373 INFO L182 omatonBuilderFactory]: Interpolants [1296#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 1289#true, 1290#false, 1294#(= 1 (select |#valid| main_~head~0.base)), 1295#(= 1 (select |#valid| main_~x~0.base))] [2018-02-04 04:53:25,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:53:25,374 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-02-04 04:53:25,374 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-02-04 04:53:25,374 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-02-04 04:53:25,374 INFO L87 Difference]: Start difference. First operand 121 states and 128 transitions. Second operand 5 states. [2018-02-04 04:53:25,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 04:53:25,506 INFO L93 Difference]: Finished difference Result 122 states and 129 transitions. [2018-02-04 04:53:25,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-02-04 04:53:25,506 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2018-02-04 04:53:25,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 04:53:25,507 INFO L225 Difference]: With dead ends: 122 [2018-02-04 04:53:25,507 INFO L226 Difference]: Without dead ends: 122 [2018-02-04 04:53:25,507 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-02-04 04:53:25,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2018-02-04 04:53:25,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 115. [2018-02-04 04:53:25,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-02-04 04:53:25,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 127 transitions. [2018-02-04 04:53:25,512 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 127 transitions. Word has length 16 [2018-02-04 04:53:25,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 04:53:25,513 INFO L432 AbstractCegarLoop]: Abstraction has 115 states and 127 transitions. [2018-02-04 04:53:25,513 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-02-04 04:53:25,513 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 127 transitions. [2018-02-04 04:53:25,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-02-04 04:53:25,513 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:53:25,513 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 04:53:25,513 INFO L371 AbstractCegarLoop]: === Iteration 6 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr56EnsuresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-02-04 04:53:25,514 INFO L82 PathProgramCache]: Analyzing trace with hash 2141337493, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 04:53:25,516 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 04:53:25,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:53:25,540 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: Unsupported proof rule: (let ((a!1 (= (+ 0 (* (- 1) (select |#length_14| |main_#t~malloc0.base_5|))) (* (- 1) (select |#length_14| |main_#t~malloc0.base_5|))))) (rewrite a!1)) [2018-02-04 04:53:25,541 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: line 94 column 290: theory not supported by interpolation or bad proof at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:206) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseInterpolants(Executor.java:255) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.readInterpolants(ScriptorWithGetInterpolants.java:136) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.getInterpolants(ScriptorWithGetInterpolants.java:64) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.DiffWrapperScript.getInterpolants(DiffWrapperScript.java:260) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.getInterpolants(ManagedScript.java:186) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:283) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:164) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:294) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:196) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructCraig(TraceCheckConstructor.java:222) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:179) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.FixedTraceAbstractionRefinementStrategy.getTraceCheck(FixedTraceAbstractionRefinementStrategy.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:205) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:397) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:381) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:316) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:292) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:147) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:119) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-02-04 04:53:25,543 INFO L168 Benchmark]: Toolchain (without parser) took 2460.39 ms. Allocated memory was 405.3 MB in the beginning and 659.6 MB in the end (delta: 254.3 MB). Free memory was 362.0 MB in the beginning and 628.1 MB in the end (delta: -266.1 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-02-04 04:53:25,544 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 405.3 MB. Free memory is still 368.6 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-02-04 04:53:25,544 INFO L168 Benchmark]: CACSL2BoogieTranslator took 162.74 ms. Allocated memory is still 405.3 MB. Free memory was 362.0 MB in the beginning and 350.0 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 5.3 GB. [2018-02-04 04:53:25,544 INFO L168 Benchmark]: Boogie Preprocessor took 32.19 ms. Allocated memory is still 405.3 MB. Free memory was 350.0 MB in the beginning and 347.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-02-04 04:53:25,545 INFO L168 Benchmark]: RCFGBuilder took 417.14 ms. Allocated memory is still 405.3 MB. Free memory was 347.3 MB in the beginning and 309.9 MB in the end (delta: 37.5 MB). Peak memory consumption was 37.5 MB. Max. memory is 5.3 GB. [2018-02-04 04:53:25,545 INFO L168 Benchmark]: TraceAbstraction took 1845.80 ms. Allocated memory was 405.3 MB in the beginning and 659.6 MB in the end (delta: 254.3 MB). Free memory was 309.9 MB in the beginning and 628.1 MB in the end (delta: -318.2 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-02-04 04:53:25,547 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 405.3 MB. Free memory is still 368.6 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 162.74 ms. Allocated memory is still 405.3 MB. Free memory was 362.0 MB in the beginning and 350.0 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 32.19 ms. Allocated memory is still 405.3 MB. Free memory was 350.0 MB in the beginning and 347.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 417.14 ms. Allocated memory is still 405.3 MB. Free memory was 347.3 MB in the beginning and 309.9 MB in the end (delta: 37.5 MB). Peak memory consumption was 37.5 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1845.80 ms. Allocated memory was 405.3 MB in the beginning and 659.6 MB in the end (delta: 254.3 MB). Free memory was 309.9 MB in the beginning and 628.1 MB in the end (delta: -318.2 MB). There was no memory consumed. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: line 94 column 290: theory not supported by interpolation or bad proof de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: line 94 column 290: theory not supported by interpolation or bad proof: de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-02-04_04-53-25-553.csv Received shutdown request...