java -Xss4m -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC_wBE.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf -i /storage/chc-comp/llreve-bench/smt2/quant/heap__heap_call.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-14921ce [2018-06-24 21:58:03,903 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-24 21:58:03,905 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-24 21:58:03,917 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-24 21:58:03,918 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-24 21:58:03,919 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-24 21:58:03,921 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-24 21:58:03,927 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-24 21:58:03,928 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-24 21:58:03,929 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-24 21:58:03,931 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-24 21:58:03,932 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-24 21:58:03,932 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-24 21:58:03,934 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-24 21:58:03,934 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-24 21:58:03,937 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-24 21:58:03,939 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-24 21:58:03,940 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-24 21:58:03,942 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-24 21:58:03,943 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-24 21:58:03,944 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-24 21:58:03,946 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-24 21:58:03,947 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-24 21:58:03,947 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-24 21:58:03,948 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-24 21:58:03,949 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-24 21:58:03,949 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-24 21:58:03,950 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-24 21:58:03,951 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-24 21:58:03,951 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-24 21:58:03,952 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-24 21:58:03,953 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-24 21:58:03,953 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-24 21:58:03,954 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-24 21:58:03,954 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-24 21:58:03,955 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-24 21:58:03,981 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-24 21:58:03,982 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-24 21:58:03,982 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-24 21:58:03,982 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-24 21:58:03,983 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-06-24 21:58:03,983 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-06-24 21:58:03,984 INFO L133 SettingsManager]: * Create interprocedural compositions=false [2018-06-24 21:58:03,984 INFO L133 SettingsManager]: * Use SBE=true [2018-06-24 21:58:03,984 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-24 21:58:03,984 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-24 21:58:03,985 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-24 21:58:03,985 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-24 21:58:03,985 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-24 21:58:03,985 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-24 21:58:03,985 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-24 21:58:03,986 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-24 21:58:03,986 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-24 21:58:03,986 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-24 21:58:03,986 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-24 21:58:03,986 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-24 21:58:03,986 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-24 21:58:03,988 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-24 21:58:03,988 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-24 21:58:04,042 INFO ]: Repository-Root is: /tmp [2018-06-24 21:58:04,062 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-24 21:58:04,068 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-24 21:58:04,070 INFO ]: Initializing SmtParser... [2018-06-24 21:58:04,070 INFO ]: SmtParser initialized [2018-06-24 21:58:04,071 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/llreve-bench/smt2/quant/heap__heap_call.smt2 [2018-06-24 21:58:04,072 INFO ]: Parsing .smt2 file as a set of Horn Clauses No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-06-24 21:58:04,153 INFO ]: Executing SMT file /storage/chc-comp/llreve-bench/smt2/quant/heap__heap_call.smt2 unknown de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.parsing.HornClauseParserScript$1@54295a95 [2018-06-24 21:58:04,406 INFO ]: Succesfully executed SMT file /storage/chc-comp/llreve-bench/smt2/quant/heap__heap_call.smt2 [2018-06-24 21:58:04,413 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-24 21:58:04,419 INFO ]: Walking toolchain with 5 elements. [2018-06-24 21:58:04,419 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-24 21:58:04,419 INFO ]: Initializing ChcToBoogie... [2018-06-24 21:58:04,420 INFO ]: ChcToBoogie initialized [2018-06-24 21:58:04,423 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 24.06 09:58:04" (1/1) ... [2018-06-24 21:58:04,489 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:58:04 Unit [2018-06-24 21:58:04,489 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-24 21:58:04,489 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-24 21:58:04,489 INFO ]: Initializing Boogie Preprocessor... [2018-06-24 21:58:04,490 INFO ]: Boogie Preprocessor initialized [2018-06-24 21:58:04,514 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:58:04" (1/1) ... [2018-06-24 21:58:04,514 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:58:04" (1/1) ... [2018-06-24 21:58:04,528 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:58:04" (1/1) ... [2018-06-24 21:58:04,528 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:58:04" (1/1) ... [2018-06-24 21:58:04,532 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:58:04" (1/1) ... [2018-06-24 21:58:04,541 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:58:04" (1/1) ... [2018-06-24 21:58:04,542 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:58:04" (1/1) ... [2018-06-24 21:58:04,545 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-24 21:58:04,546 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-24 21:58:04,546 INFO ]: Initializing RCFGBuilder... [2018-06-24 21:58:04,546 INFO ]: RCFGBuilder initialized [2018-06-24 21:58:04,547 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:58:04" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2018-06-24 21:58:04,564 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-24 21:58:04,564 INFO ]: Found specification of procedure gotoProc [2018-06-24 21:58:04,564 INFO ]: Found implementation of procedure gotoProc [2018-06-24 21:58:04,564 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-24 21:58:04,564 INFO ]: Found specification of procedure Ultimate.START [2018-06-24 21:58:04,564 INFO ]: Found implementation of procedure Ultimate.START Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-24 21:58:04,815 INFO ]: Using library mode [2018-06-24 21:58:04,815 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 09:58:04 BoogieIcfgContainer [2018-06-24 21:58:04,815 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-24 21:58:04,816 INFO ]: ------------------------BlockEncodingV2---------------------------- [2018-06-24 21:58:04,816 INFO ]: Initializing BlockEncodingV2... [2018-06-24 21:58:04,818 INFO ]: BlockEncodingV2 initialized [2018-06-24 21:58:04,819 INFO ]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 09:58:04" (1/1) ... [2018-06-24 21:58:04,837 INFO ]: Initial Icfg 11 locations, 10 edges [2018-06-24 21:58:04,838 INFO ]: Using Remove infeasible edges [2018-06-24 21:58:04,839 INFO ]: Using Maximize final states [2018-06-24 21:58:04,839 INFO ]: Using Minimize states even if more edges are added than removed.=false [2018-06-24 21:58:04,840 INFO ]: Using Minimize states using LBE with the strategy=MULTI [2018-06-24 21:58:04,845 INFO ]: Using Remove sink states [2018-06-24 21:58:04,849 INFO ]: Using Apply optimizations until nothing changes=true [2018-06-24 21:58:04,849 INFO ]: Using Use SBE [2018-06-24 21:58:04,872 INFO ]: SBE split 1 edges [2018-06-24 21:58:04,887 INFO ]: Removed 2 edges and 2 locations because of local infeasibility [2018-06-24 21:58:04,889 INFO ]: 0 new accepting states [2018-06-24 21:58:05,060 INFO ]: Removed 12 edges and 4 locations by large block encoding [2018-06-24 21:58:05,062 INFO ]: Removed 0 edges and 0 locations by removing sink states [2018-06-24 21:58:05,065 INFO ]: Removed 0 edges and 0 locations because of local infeasibility [2018-06-24 21:58:05,065 INFO ]: 0 new accepting states [2018-06-24 21:58:05,065 INFO ]: Removed 0 edges and 0 locations by large block encoding [2018-06-24 21:58:05,065 INFO ]: Removed 0 edges and 0 locations by removing sink states [2018-06-24 21:58:05,065 INFO ]: Encoded RCFG 5 locations, 5 edges [2018-06-24 21:58:05,066 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 24.06 09:58:05 BasicIcfg [2018-06-24 21:58:05,066 INFO ]: ------------------------ END BlockEncodingV2---------------------------- [2018-06-24 21:58:05,067 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-24 21:58:05,067 INFO ]: Initializing TraceAbstraction... [2018-06-24 21:58:05,072 INFO ]: TraceAbstraction initialized [2018-06-24 21:58:05,072 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 24.06 09:58:04" (1/4) ... [2018-06-24 21:58:05,073 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3243ef9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 24.06 09:58:05, skipping insertion in model container [2018-06-24 21:58:05,073 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:58:04" (2/4) ... [2018-06-24 21:58:05,073 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3243ef9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.06 09:58:05, skipping insertion in model container [2018-06-24 21:58:05,073 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 09:58:04" (3/4) ... [2018-06-24 21:58:05,073 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3243ef9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.06 09:58:05, skipping insertion in model container [2018-06-24 21:58:05,073 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 24.06 09:58:05" (4/4) ... [2018-06-24 21:58:05,075 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver_BEv2 [2018-06-24 21:58:05,085 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-24 21:58:05,094 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-24 21:58:05,148 INFO ]: Using default assertion order modulation [2018-06-24 21:58:05,148 INFO ]: Interprodecural is true [2018-06-24 21:58:05,148 INFO ]: Hoare is false [2018-06-24 21:58:05,148 INFO ]: Compute interpolants for FPandBP [2018-06-24 21:58:05,148 INFO ]: Backedges is TWOTRACK [2018-06-24 21:58:05,148 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-24 21:58:05,148 INFO ]: Difference is false [2018-06-24 21:58:05,149 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-24 21:58:05,149 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-24 21:58:05,161 INFO ]: Start isEmpty. Operand 5 states. [2018-06-24 21:58:05,170 INFO ]: Finished isEmpty. Found accepting run of length 5 [2018-06-24 21:58:05,170 INFO ]: Found error trace [2018-06-24 21:58:05,171 INFO ]: trace histogram [1, 1, 1, 1] [2018-06-24 21:58:05,173 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 21:58:05,178 INFO ]: Analyzing trace with hash 1119847, now seen corresponding path program 1 times [2018-06-24 21:58:05,180 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 21:58:05,181 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 21:58:05,218 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:58:05,218 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:58:05,218 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:58:05,276 INFO ]: Conjunction of SSA is sat [2018-06-24 21:58:05,280 INFO ]: Counterexample might be feasible [2018-06-24 21:58:05,290 INFO ]: Did not count any witness invariants because Icfg is not BoogieIcfg [2018-06-24 21:58:05,295 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.06 09:58:05 BasicIcfg [2018-06-24 21:58:05,295 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-24 21:58:05,296 INFO ]: Toolchain (without parser) took 882.21 ms. Allocated memory is still 308.8 MB. Free memory was 263.2 MB in the beginning and 230.3 MB in the end (delta: 32.9 MB). Peak memory consumption was 32.9 MB. Max. memory is 3.6 GB. [2018-06-24 21:58:05,297 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 308.8 MB. Free memory is still 274.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-24 21:58:05,298 INFO ]: ChcToBoogie took 69.70 ms. Allocated memory is still 308.8 MB. Free memory was 263.2 MB in the beginning and 260.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-24 21:58:05,298 INFO ]: Boogie Preprocessor took 55.12 ms. Allocated memory is still 308.8 MB. Free memory was 260.2 MB in the beginning and 259.2 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. [2018-06-24 21:58:05,299 INFO ]: RCFGBuilder took 269.25 ms. Allocated memory is still 308.8 MB. Free memory was 259.2 MB in the beginning and 250.2 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 3.6 GB. [2018-06-24 21:58:05,300 INFO ]: BlockEncodingV2 took 249.99 ms. Allocated memory is still 308.8 MB. Free memory was 250.2 MB in the beginning and 239.2 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 3.6 GB. [2018-06-24 21:58:05,300 INFO ]: TraceAbstraction took 228.05 ms. Allocated memory is still 308.8 MB. Free memory was 239.2 MB in the beginning and 230.3 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 3.6 GB. [2018-06-24 21:58:05,304 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 11 locations, 10 edges - StatisticsResult: Encoded RCFG 5 locations, 5 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 308.8 MB. Free memory is still 274.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 69.70 ms. Allocated memory is still 308.8 MB. Free memory was 263.2 MB in the beginning and 260.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 55.12 ms. Allocated memory is still 308.8 MB. Free memory was 260.2 MB in the beginning and 259.2 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. * RCFGBuilder took 269.25 ms. Allocated memory is still 308.8 MB. Free memory was 259.2 MB in the beginning and 250.2 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 3.6 GB. * BlockEncodingV2 took 249.99 ms. Allocated memory is still 308.8 MB. Free memory was 250.2 MB in the beginning and 239.2 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 228.05 ms. Allocated memory is still 308.8 MB. Free memory was 239.2 MB in the beginning and 230.3 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [UNKNOWN] : assertion can be violated assertion can be violated We found a FailurePath: [L0] CALL call gotoProc(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); [L0] RET call gotoProc(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); [L0] assert false; - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 5 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/heap__heap_call.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-0-2018-06-24_21-58-05-316.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/heap__heap_call.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-1-2018-06-24_21-58-05-316.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/heap__heap_call.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-Benchmark-0-2018-06-24_21-58-05-316.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/heap__heap_call.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-24_21-58-05-316.csv Received shutdown request...