java -Xss4m -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC.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/libc__strcspn_2.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-14921ce [2018-06-25 10:10:40,596 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-25 10:10:40,599 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-25 10:10:40,613 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-25 10:10:40,613 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-25 10:10:40,614 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-25 10:10:40,618 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-25 10:10:40,620 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-25 10:10:40,621 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-25 10:10:40,622 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-25 10:10:40,622 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-25 10:10:40,623 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-25 10:10:40,623 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-25 10:10:40,625 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-25 10:10:40,625 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-25 10:10:40,626 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-25 10:10:40,636 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-25 10:10:40,638 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-25 10:10:40,640 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-25 10:10:40,641 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-25 10:10:40,642 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-25 10:10:40,644 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-25 10:10:40,644 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-25 10:10:40,644 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-25 10:10:40,649 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-25 10:10:40,650 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-25 10:10:40,650 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-25 10:10:40,651 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-25 10:10:40,653 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-25 10:10:40,653 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-25 10:10:40,654 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-25 10:10:40,655 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-25 10:10:40,655 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-25 10:10:40,656 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-25 10:10:40,656 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-25 10:10:40,657 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-25 10:10:40,678 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-25 10:10:40,679 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-25 10:10:40,679 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-25 10:10:40,679 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-25 10:10:40,680 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-06-25 10:10:40,680 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-06-25 10:10:40,681 INFO L133 SettingsManager]: * Create interprocedural compositions=false [2018-06-25 10:10:40,681 INFO L133 SettingsManager]: * Use SBE=true [2018-06-25 10:10:40,681 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-25 10:10:40,681 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-25 10:10:40,681 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-25 10:10:40,682 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-25 10:10:40,682 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-25 10:10:40,682 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-25 10:10:40,682 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-25 10:10:40,682 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-25 10:10:40,682 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-25 10:10:40,683 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-25 10:10:40,683 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-25 10:10:40,683 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-25 10:10:40,683 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-25 10:10:40,684 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-25 10:10:40,685 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-25 10:10:40,724 INFO ]: Repository-Root is: /tmp [2018-06-25 10:10:40,740 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-25 10:10:40,745 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-25 10:10:40,747 INFO ]: Initializing SmtParser... [2018-06-25 10:10:40,747 INFO ]: SmtParser initialized [2018-06-25 10:10:40,748 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/llreve-bench/smt2/quant/libc__strcspn_2.smt2 [2018-06-25 10:10:40,749 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 [2018-06-25 10:10:40,822 INFO ]: Executing SMT file /storage/chc-comp/llreve-bench/smt2/quant/libc__strcspn_2.smt2 unknown de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.parsing.HornClauseParserScript$1@5016074f [2018-06-25 10:10:41,182 INFO ]: Succesfully executed SMT file /storage/chc-comp/llreve-bench/smt2/quant/libc__strcspn_2.smt2 [2018-06-25 10:10:41,187 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-25 10:10:41,193 INFO ]: Walking toolchain with 4 elements. [2018-06-25 10:10:41,193 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-25 10:10:41,193 INFO ]: Initializing ChcToBoogie... [2018-06-25 10:10:41,194 INFO ]: ChcToBoogie initialized [2018-06-25 10:10:41,197 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 25.06 10:10:41" (1/1) ... [2018-06-25 10:10:41,280 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 10:10:41 Unit [2018-06-25 10:10:41,280 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-25 10:10:41,281 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-25 10:10:41,281 INFO ]: Initializing Boogie Preprocessor... [2018-06-25 10:10:41,281 INFO ]: Boogie Preprocessor initialized [2018-06-25 10:10:41,302 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 10:10:41" (1/1) ... [2018-06-25 10:10:41,303 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 10:10:41" (1/1) ... [2018-06-25 10:10:41,326 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 10:10:41" (1/1) ... [2018-06-25 10:10:41,327 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 10:10:41" (1/1) ... [2018-06-25 10:10:41,350 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 10:10:41" (1/1) ... [2018-06-25 10:10:41,352 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 10:10:41" (1/1) ... [2018-06-25 10:10:41,355 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 10:10:41" (1/1) ... [2018-06-25 10:10:41,370 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-25 10:10:41,370 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-25 10:10:41,370 INFO ]: Initializing RCFGBuilder... [2018-06-25 10:10:41,370 INFO ]: RCFGBuilder initialized [2018-06-25 10:10:41,372 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 10:10:41" (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) [2018-06-25 10:10:41,385 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-25 10:10:41,385 INFO ]: Found specification of procedure gotoProc [2018-06-25 10:10:41,385 INFO ]: Found implementation of procedure gotoProc [2018-06-25 10:10:41,385 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-25 10:10:41,385 INFO ]: Found specification of procedure Ultimate.START [2018-06-25 10:10:41,385 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 [2018-06-25 10:10:41,954 INFO ]: Using library mode [2018-06-25 10:10:41,955 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.06 10:10:41 BoogieIcfgContainer [2018-06-25 10:10:41,955 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-25 10:10:41,956 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-25 10:10:41,957 INFO ]: Initializing TraceAbstraction... [2018-06-25 10:10:41,961 INFO ]: TraceAbstraction initialized [2018-06-25 10:10:41,961 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 25.06 10:10:41" (1/3) ... [2018-06-25 10:10:41,962 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@551ab0d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 25.06 10:10:41, skipping insertion in model container [2018-06-25 10:10:41,962 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 10:10:41" (2/3) ... [2018-06-25 10:10:41,962 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@551ab0d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.06 10:10:41, skipping insertion in model container [2018-06-25 10:10:41,962 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.06 10:10:41" (3/3) ... [2018-06-25 10:10:41,964 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-25 10:10:41,974 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-25 10:10:41,980 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-25 10:10:42,027 INFO ]: Using default assertion order modulation [2018-06-25 10:10:42,028 INFO ]: Interprodecural is true [2018-06-25 10:10:42,028 INFO ]: Hoare is false [2018-06-25 10:10:42,028 INFO ]: Compute interpolants for FPandBP [2018-06-25 10:10:42,028 INFO ]: Backedges is TWOTRACK [2018-06-25 10:10:42,028 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-25 10:10:42,028 INFO ]: Difference is false [2018-06-25 10:10:42,028 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-25 10:10:42,028 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-25 10:10:42,040 INFO ]: Start isEmpty. Operand 11 states. [2018-06-25 10:10:42,051 INFO ]: Finished isEmpty. Found accepting run of length 8 [2018-06-25 10:10:42,051 INFO ]: Found error trace [2018-06-25 10:10:42,052 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-06-25 10:10:42,052 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-25 10:10:42,058 INFO ]: Analyzing trace with hash -436634484, now seen corresponding path program 1 times [2018-06-25 10:10:42,060 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-25 10:10:42,061 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-25 10:10:42,097 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 10:10:42,097 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-25 10:10:42,097 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 10:10:42,145 INFO ]: Conjunction of SSA is sat [2018-06-25 10:10:42,150 INFO ]: Counterexample might be feasible [2018-06-25 10:10:42,168 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.06 10:10:42 BoogieIcfgContainer [2018-06-25 10:10:42,169 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-25 10:10:42,171 INFO ]: Toolchain (without parser) took 983.82 ms. Allocated memory is still 309.9 MB. Free memory was 257.3 MB in the beginning and 221.1 MB in the end (delta: 36.2 MB). Peak memory consumption was 36.2 MB. Max. memory is 3.6 GB. [2018-06-25 10:10:42,173 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 309.9 MB. Free memory is still 275.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-25 10:10:42,173 INFO ]: ChcToBoogie took 86.88 ms. Allocated memory is still 309.9 MB. Free memory was 256.3 MB in the beginning and 253.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-25 10:10:42,174 INFO ]: Boogie Preprocessor took 88.97 ms. Allocated memory is still 309.9 MB. Free memory was 253.2 MB in the beginning and 251.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-25 10:10:42,175 INFO ]: RCFGBuilder took 584.89 ms. Allocated memory is still 309.9 MB. Free memory was 251.2 MB in the beginning and 230.1 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 3.6 GB. [2018-06-25 10:10:42,176 INFO ]: TraceAbstraction took 212.11 ms. Allocated memory is still 309.9 MB. Free memory was 230.1 MB in the beginning and 221.1 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 3.6 GB. [2018-06-25 10:10:42,182 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.08 ms. Allocated memory is still 309.9 MB. Free memory is still 275.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 86.88 ms. Allocated memory is still 309.9 MB. Free memory was 256.3 MB in the beginning and 253.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 88.97 ms. Allocated memory is still 309.9 MB. Free memory was 253.2 MB in the beginning and 251.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 584.89 ms. Allocated memory is still 309.9 MB. Free memory was 251.2 MB in the beginning and 230.1 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 212.11 ms. Allocated memory is still 309.9 MB. Free memory was 230.1 MB in the beginning and 221.1 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, 0, 0); [L0] gotoSwitch := gotoSwitch_in; [L0] assume !(hbv_False_3_Array_Int_Int[hbv_False_4_Int] != 0) && !(0 == hbv_False_1_Array_Int_Int[hbv_False_2_Int]); [L0] hhv_INV_MAIN_1_0_Int, hhv_INV_MAIN_1_1_Int, hhv_INV_MAIN_1_2_Int, hhv_INV_MAIN_1_3_Int, hhv_INV_MAIN_1_4_Int, hhv_INV_MAIN_1_5_Int, hhv_INV_MAIN_1_6_Int, hhv_INV_MAIN_1_7_Int, hhv_INV_MAIN_1_8_Int, hhv_INV_MAIN_1_9_Int := hbv_False_5_Int, hbv_False_6_Int, hbv_False_4_Int, skolem43(hbv_False_4_Int, hbv_False_5_Int, hbv_False_7_Int, hbv_False_2_Int, hbv_False_6_Int, hbv_False_3_Array_Int_Int, hbv_False_8_Int, hbv_False_1_Array_Int_Int), hbv_False_3_Array_Int_Int[skolem43(hbv_False_4_Int, hbv_False_5_Int, hbv_False_7_Int, hbv_False_2_Int, hbv_False_6_Int, hbv_False_3_Array_Int_Int, hbv_False_8_Int, hbv_False_1_Array_Int_Int)], hbv_False_7_Int, hbv_False_8_Int, hbv_False_2_Int, skolem44(hbv_False_4_Int, hbv_False_5_Int, hbv_False_7_Int, hbv_False_2_Int, hbv_False_6_Int, hbv_False_3_Array_Int_Int, hbv_False_8_Int, hbv_False_1_Array_Int_Int), hbv_False_1_Array_Int_Int[skolem44(hbv_False_4_Int, hbv_False_5_Int, hbv_False_7_Int, hbv_False_2_Int, hbv_False_6_Int, hbv_False_3_Array_Int_Int, hbv_False_8_Int, hbv_False_1_Array_Int_Int)]; [L0] havoc hbv_False_7_Int, hbv_False_6_Int, hbv_False_3_Array_Int_Int, hbv_False_5_Int, hbv_False_1_Array_Int_Int, hbv_False_4_Int, hbv_False_8_Int, hbv_False_2_Int; [L0] assume ((((((hbv_INV_MAIN_1_1_Array_Int_Int[skolem0(hhv_INV_MAIN_1_2_Int, hhv_INV_MAIN_1_7_Int, hhv_INV_MAIN_1_1_Int, hbv_INV_MAIN_1_1_Array_Int_Int, hhv_INV_MAIN_1_6_Int, hbv_INV_MAIN_1_2_Array_Int_Int)] == hbv_INV_MAIN_1_2_Array_Int_Int[skolem0(hhv_INV_MAIN_1_2_Int, hhv_INV_MAIN_1_7_Int, hhv_INV_MAIN_1_1_Int, hbv_INV_MAIN_1_1_Array_Int_Int, hhv_INV_MAIN_1_6_Int, hbv_INV_MAIN_1_2_Array_Int_Int)] && hhv_INV_MAIN_1_2_Int == hhv_INV_MAIN_1_7_Int) && hhv_INV_MAIN_1_1_Int == hhv_INV_MAIN_1_6_Int) && hhv_INV_MAIN_1_0_Int == 0) && hhv_INV_MAIN_1_1_Int > 0) && hhv_INV_MAIN_1_5_Int == 0) && hhv_INV_MAIN_1_9_Int == hbv_INV_MAIN_1_2_Array_Int_Int[hhv_INV_MAIN_1_8_Int]) && hhv_INV_MAIN_1_4_Int == hbv_INV_MAIN_1_1_Array_Int_Int[hhv_INV_MAIN_1_3_Int]; [L0] RET call gotoProc(0, 0, 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, 11 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=11occurred 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, 7 NumberOfCodeBlocks, 7 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/libc__strcspn_2.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-25_10-10-42-204.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/libc__strcspn_2.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-25_10-10-42-204.csv Received shutdown request...