java -Xss1g -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_No_Goto.epf -i /storage/chc-comp/eldarica-misc/LIA/Consistency/graham-scan.30.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 10:37:39,913 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 10:37:39,914 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 10:37:39,925 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 10:37:39,925 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 10:37:39,927 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 10:37:39,928 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 10:37:39,929 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 10:37:39,931 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 10:37:39,932 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 10:37:39,933 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 10:37:39,933 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 10:37:39,934 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 10:37:39,935 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 10:37:39,935 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 10:37:39,936 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 10:37:39,940 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 10:37:39,942 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 10:37:39,943 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 10:37:39,944 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 10:37:39,945 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 10:37:39,948 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 10:37:39,948 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 10:37:39,948 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 10:37:39,949 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 10:37:39,950 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 10:37:39,951 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 10:37:39,951 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 10:37:39,952 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 10:37:39,952 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 10:37:39,953 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 10:37:39,954 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 10:37:39,954 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 10:37:39,955 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 10:37:39,955 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 10:37:39,956 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf [2018-06-22 10:37:39,974 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 10:37:39,975 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 10:37:39,980 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 10:37:39,980 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 10:37:39,981 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 10:37:39,981 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 10:37:39,981 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 10:37:39,982 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 10:37:39,982 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 10:37:39,982 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 10:37:39,982 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 10:37:39,982 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 10:37:39,983 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 10:37:39,983 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 10:37:39,983 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 10:37:39,983 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 10:37:39,983 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 10:37:39,983 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 10:37:39,984 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 10:37:39,987 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 10:37:39,987 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 10:37:40,035 INFO ]: Repository-Root is: /tmp [2018-06-22 10:37:40,049 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 10:37:40,053 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 10:37:40,055 INFO ]: Initializing SmtParser... [2018-06-22 10:37:40,055 INFO ]: SmtParser initialized [2018-06-22 10:37:40,055 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/eldarica-misc/LIA/Consistency/graham-scan.30.smt2 [2018-06-22 10:37:40,057 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 [2018-06-22 10:37:40,145 INFO ]: Executing SMT file /storage/chc-comp/eldarica-misc/LIA/Consistency/graham-scan.30.smt2 unknown [2018-06-22 10:37:40,611 INFO ]: Succesfully executed SMT file /storage/chc-comp/eldarica-misc/LIA/Consistency/graham-scan.30.smt2 [2018-06-22 10:37:40,615 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 10:37:40,630 INFO ]: Walking toolchain with 4 elements. [2018-06-22 10:37:40,630 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 10:37:40,630 INFO ]: Initializing ChcToBoogie... [2018-06-22 10:37:40,630 INFO ]: ChcToBoogie initialized [2018-06-22 10:37:40,636 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 10:37:40" (1/1) ... [2018-06-22 10:37:40,714 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:37:40 Unit [2018-06-22 10:37:40,714 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 10:37:40,715 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 10:37:40,715 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 10:37:40,715 INFO ]: Boogie Preprocessor initialized [2018-06-22 10:37:40,737 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:37:40" (1/1) ... [2018-06-22 10:37:40,737 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:37:40" (1/1) ... [2018-06-22 10:37:40,754 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:37:40" (1/1) ... [2018-06-22 10:37:40,755 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:37:40" (1/1) ... [2018-06-22 10:37:40,773 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:37:40" (1/1) ... [2018-06-22 10:37:40,780 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:37:40" (1/1) ... [2018-06-22 10:37:40,783 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:37:40" (1/1) ... [2018-06-22 10:37:40,787 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 10:37:40,787 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 10:37:40,787 INFO ]: Initializing RCFGBuilder... [2018-06-22 10:37:40,787 INFO ]: RCFGBuilder initialized [2018-06-22 10:37:40,793 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:37:40" (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) [2018-06-22 10:37:40,811 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 10:37:40,811 INFO ]: Found specification of procedure False [2018-06-22 10:37:40,811 INFO ]: Found implementation of procedure False [2018-06-22 10:37:40,812 INFO ]: Specification and implementation of procedure combined_lturn__bar given in one single declaration [2018-06-22 10:37:40,812 INFO ]: Found specification of procedure combined_lturn__bar [2018-06-22 10:37:40,812 INFO ]: Found implementation of procedure combined_lturn__bar [2018-06-22 10:37:40,812 INFO ]: Specification and implementation of procedure lturn__bar given in one single declaration [2018-06-22 10:37:40,812 INFO ]: Found specification of procedure lturn__bar [2018-06-22 10:37:40,812 INFO ]: Found implementation of procedure lturn__bar [2018-06-22 10:37:40,812 INFO ]: Specification and implementation of procedure step_lturn__bar given in one single declaration [2018-06-22 10:37:40,812 INFO ]: Found specification of procedure step_lturn__bar [2018-06-22 10:37:40,812 INFO ]: Found implementation of procedure step_lturn__bar [2018-06-22 10:37:40,812 INFO ]: Specification and implementation of procedure step_lturn given in one single declaration [2018-06-22 10:37:40,812 INFO ]: Found specification of procedure step_lturn [2018-06-22 10:37:40,812 INFO ]: Found implementation of procedure step_lturn [2018-06-22 10:37:40,812 INFO ]: Specification and implementation of procedure combined_lturn given in one single declaration [2018-06-22 10:37:40,812 INFO ]: Found specification of procedure combined_lturn [2018-06-22 10:37:40,812 INFO ]: Found implementation of procedure combined_lturn [2018-06-22 10:37:40,812 INFO ]: Specification and implementation of procedure lturn given in one single declaration [2018-06-22 10:37:40,812 INFO ]: Found specification of procedure lturn [2018-06-22 10:37:40,812 INFO ]: Found implementation of procedure lturn [2018-06-22 10:37:40,812 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 10:37:40,812 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 10:37:40,812 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 [2018-06-22 10:37:42,118 INFO ]: Using library mode [2018-06-22 10:37:42,119 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 10:37:42 BoogieIcfgContainer [2018-06-22 10:37:42,119 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 10:37:42,121 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 10:37:42,121 INFO ]: Initializing TraceAbstraction... [2018-06-22 10:37:42,124 INFO ]: TraceAbstraction initialized [2018-06-22 10:37:42,124 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 10:37:40" (1/3) ... [2018-06-22 10:37:42,126 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@102f0f8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 10:37:42, skipping insertion in model container [2018-06-22 10:37:42,126 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:37:40" (2/3) ... [2018-06-22 10:37:42,126 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@102f0f8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 10:37:42, skipping insertion in model container [2018-06-22 10:37:42,126 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 10:37:42" (3/3) ... [2018-06-22 10:37:42,128 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 10:37:42,138 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 10:37:42,148 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 10:37:42,187 INFO ]: Using default assertion order modulation [2018-06-22 10:37:42,188 INFO ]: Interprodecural is true [2018-06-22 10:37:42,188 INFO ]: Hoare is false [2018-06-22 10:37:42,188 INFO ]: Compute interpolants for FPandBP [2018-06-22 10:37:42,188 INFO ]: Backedges is TWOTRACK [2018-06-22 10:37:42,188 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 10:37:42,188 INFO ]: Difference is false [2018-06-22 10:37:42,188 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 10:37:42,188 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 10:37:42,209 INFO ]: Start isEmpty. Operand 162 states. [2018-06-22 10:37:42,250 INFO ]: Finished isEmpty. Found accepting run of length 18 [2018-06-22 10:37:42,250 INFO ]: Found error trace [2018-06-22 10:37:42,251 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 10:37:42,252 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 10:37:42,257 INFO ]: Analyzing trace with hash 1672281041, now seen corresponding path program 1 times [2018-06-22 10:37:42,258 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 10:37:42,258 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 10:37:42,290 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:37:42,290 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 10:37:42,290 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:37:42,450 INFO ]: Conjunction of SSA is unsat [2018-06-22 10:37:42,800 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 10:37:42,802 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 10:37:42,802 INFO ]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-06-22 10:37:42,803 INFO ]: Interpolant automaton has 6 states [2018-06-22 10:37:42,813 INFO ]: Constructing interpolant automaton starting with 6 interpolants. [2018-06-22 10:37:42,813 INFO ]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-06-22 10:37:42,815 INFO ]: Start difference. First operand 162 states. Second operand 6 states. [2018-06-22 10:37:45,387 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 10:37:45,387 INFO ]: Finished difference Result 240 states and 624 transitions. [2018-06-22 10:37:45,387 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-06-22 10:37:45,388 INFO ]: Start accepts. Automaton has 6 states. Word has length 17 [2018-06-22 10:37:45,389 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 10:37:45,415 INFO ]: With dead ends: 240 [2018-06-22 10:37:45,415 INFO ]: Without dead ends: 236 [2018-06-22 10:37:45,417 INFO ]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-06-22 10:37:45,432 INFO ]: Start minimizeSevpa. Operand 236 states. [2018-06-22 10:37:45,562 INFO ]: Finished minimizeSevpa. Reduced states from 236 to 203. [2018-06-22 10:37:45,563 INFO ]: Start removeUnreachable. Operand 203 states. [2018-06-22 10:37:45,570 INFO ]: Finished removeUnreachable. Reduced from 203 states to 203 states and 530 transitions. [2018-06-22 10:37:45,571 INFO ]: Start accepts. Automaton has 203 states and 530 transitions. Word has length 17 [2018-06-22 10:37:45,572 INFO ]: Finished accepts. word is rejected. [2018-06-22 10:37:45,572 INFO ]: Abstraction has 203 states and 530 transitions. [2018-06-22 10:37:45,572 INFO ]: Interpolant automaton has 6 states. [2018-06-22 10:37:45,572 INFO ]: Start isEmpty. Operand 203 states and 530 transitions. [2018-06-22 10:37:45,582 INFO ]: Finished isEmpty. Found accepting run of length 22 [2018-06-22 10:37:45,582 INFO ]: Found error trace [2018-06-22 10:37:45,583 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 10:37:45,583 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 10:37:45,583 INFO ]: Analyzing trace with hash 1848621801, now seen corresponding path program 1 times [2018-06-22 10:37:45,583 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 10:37:45,583 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 10:37:45,584 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:37:45,584 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 10:37:45,584 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:37:45,634 INFO ]: Conjunction of SSA is unsat [2018-06-22 10:37:46,183 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 10:37:46,184 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 10:37:46,184 INFO ]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-06-22 10:37:46,185 INFO ]: Interpolant automaton has 7 states [2018-06-22 10:37:46,185 INFO ]: Constructing interpolant automaton starting with 7 interpolants. [2018-06-22 10:37:46,185 INFO ]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-06-22 10:37:46,186 INFO ]: Start difference. First operand 203 states and 530 transitions. Second operand 7 states. [2018-06-22 10:37:48,020 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 10:37:48,020 INFO ]: Finished difference Result 341 states and 1297 transitions. [2018-06-22 10:37:48,020 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-06-22 10:37:48,020 INFO ]: Start accepts. Automaton has 7 states. Word has length 21 [2018-06-22 10:37:48,020 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 10:37:48,034 INFO ]: With dead ends: 341 [2018-06-22 10:37:48,034 INFO ]: Without dead ends: 340 [2018-06-22 10:37:48,035 INFO ]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-06-22 10:37:48,035 INFO ]: Start minimizeSevpa. Operand 340 states. [2018-06-22 10:37:48,207 INFO ]: Finished minimizeSevpa. Reduced states from 340 to 328. [2018-06-22 10:37:48,207 INFO ]: Start removeUnreachable. Operand 328 states. [2018-06-22 10:37:48,215 INFO ]: Finished removeUnreachable. Reduced from 328 states to 328 states and 1247 transitions. [2018-06-22 10:37:48,215 INFO ]: Start accepts. Automaton has 328 states and 1247 transitions. Word has length 21 [2018-06-22 10:37:48,215 INFO ]: Finished accepts. word is rejected. [2018-06-22 10:37:48,215 INFO ]: Abstraction has 328 states and 1247 transitions. [2018-06-22 10:37:48,215 INFO ]: Interpolant automaton has 7 states. [2018-06-22 10:37:48,215 INFO ]: Start isEmpty. Operand 328 states and 1247 transitions. [2018-06-22 10:37:48,224 INFO ]: Finished isEmpty. Found accepting run of length 26 [2018-06-22 10:37:48,224 INFO ]: Found error trace [2018-06-22 10:37:48,224 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 10:37:48,224 INFO ]: === Iteration 3 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 10:37:48,224 INFO ]: Analyzing trace with hash 1677460021, now seen corresponding path program 1 times [2018-06-22 10:37:48,224 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 10:37:48,224 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 10:37:48,225 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:37:48,225 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 10:37:48,225 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:37:48,252 INFO ]: Conjunction of SSA is unsat [2018-06-22 10:37:48,405 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 10:37:48,405 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 10:37:48,405 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 10:37:48,414 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 10:37:48,479 INFO ]: Conjunction of SSA is unsat [2018-06-22 10:37:48,489 INFO ]: Computing forward predicates... [2018-06-22 10:37:49,304 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 10:37:49,338 INFO ]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-06-22 10:37:49,338 INFO ]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2018-06-22 10:37:49,338 INFO ]: Interpolant automaton has 14 states [2018-06-22 10:37:49,339 INFO ]: Constructing interpolant automaton starting with 14 interpolants. [2018-06-22 10:37:49,339 INFO ]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2018-06-22 10:37:49,339 INFO ]: Start difference. First operand 328 states and 1247 transitions. Second operand 14 states. [2018-06-22 10:37:58,849 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 10:37:58,849 INFO ]: Finished difference Result 774 states and 5398 transitions. [2018-06-22 10:37:58,849 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-06-22 10:37:58,849 INFO ]: Start accepts. Automaton has 14 states. Word has length 25 [2018-06-22 10:37:58,849 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 10:37:58,892 INFO ]: With dead ends: 774 [2018-06-22 10:37:58,892 INFO ]: Without dead ends: 774 [2018-06-22 10:37:58,893 INFO ]: 0 DeclaredPredicates, 42 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=60, Invalid=402, Unknown=0, NotChecked=0, Total=462 [2018-06-22 10:37:58,893 INFO ]: Start minimizeSevpa. Operand 774 states. [2018-06-22 10:37:59,655 INFO ]: Finished minimizeSevpa. Reduced states from 774 to 744. [2018-06-22 10:37:59,655 INFO ]: Start removeUnreachable. Operand 744 states. [2018-06-22 10:37:59,682 INFO ]: Finished removeUnreachable. Reduced from 744 states to 744 states and 5199 transitions. [2018-06-22 10:37:59,682 INFO ]: Start accepts. Automaton has 744 states and 5199 transitions. Word has length 25 [2018-06-22 10:37:59,682 INFO ]: Finished accepts. word is rejected. [2018-06-22 10:37:59,682 INFO ]: Abstraction has 744 states and 5199 transitions. [2018-06-22 10:37:59,682 INFO ]: Interpolant automaton has 14 states. [2018-06-22 10:37:59,682 INFO ]: Start isEmpty. Operand 744 states and 5199 transitions. [2018-06-22 10:37:59,694 INFO ]: Finished isEmpty. Found accepting run of length 30 [2018-06-22 10:37:59,694 INFO ]: Found error trace [2018-06-22 10:37:59,694 INFO ]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 10:37:59,694 INFO ]: === Iteration 4 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 10:37:59,696 INFO ]: Analyzing trace with hash 96591647, now seen corresponding path program 1 times [2018-06-22 10:37:59,696 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 10:37:59,696 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 10:37:59,697 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:37:59,697 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 10:37:59,697 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:37:59,750 INFO ]: Conjunction of SSA is unsat [2018-06-22 10:38:00,306 INFO ]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-06-22 10:38:00,307 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 10:38:00,307 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2018-06-22 10:38:00,322 INFO ]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 10:38:00,393 INFO ]: Conjunction of SSA is unsat [2018-06-22 10:38:00,397 INFO ]: Computing forward predicates... [2018-06-22 10:38:00,478 INFO ]: Checked inductivity of 13 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-06-22 10:38:00,510 INFO ]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-06-22 10:38:00,510 INFO ]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9] total 14 [2018-06-22 10:38:00,510 INFO ]: Interpolant automaton has 14 states [2018-06-22 10:38:00,510 INFO ]: Constructing interpolant automaton starting with 14 interpolants. [2018-06-22 10:38:00,510 INFO ]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2018-06-22 10:38:00,510 INFO ]: Start difference. First operand 744 states and 5199 transitions. Second operand 14 states. [2018-06-22 10:38:07,051 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 10:38:07,051 INFO ]: Finished difference Result 1197 states and 16766 transitions. [2018-06-22 10:38:07,052 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-06-22 10:38:07,052 INFO ]: Start accepts. Automaton has 14 states. Word has length 29 [2018-06-22 10:38:07,052 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 10:38:07,186 INFO ]: With dead ends: 1197 [2018-06-22 10:38:07,186 INFO ]: Without dead ends: 1197 [2018-06-22 10:38:07,187 INFO ]: 0 DeclaredPredicates, 49 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=92, Invalid=508, Unknown=0, NotChecked=0, Total=600 [2018-06-22 10:38:07,188 INFO ]: Start minimizeSevpa. Operand 1197 states. [2018-06-22 10:38:08,691 INFO ]: Finished minimizeSevpa. Reduced states from 1197 to 1157. [2018-06-22 10:38:08,691 INFO ]: Start removeUnreachable. Operand 1157 states. [2018-06-22 10:38:08,773 INFO ]: Finished removeUnreachable. Reduced from 1157 states to 1157 states and 16465 transitions. [2018-06-22 10:38:08,773 INFO ]: Start accepts. Automaton has 1157 states and 16465 transitions. Word has length 29 [2018-06-22 10:38:08,773 INFO ]: Finished accepts. word is rejected. [2018-06-22 10:38:08,773 INFO ]: Abstraction has 1157 states and 16465 transitions. [2018-06-22 10:38:08,773 INFO ]: Interpolant automaton has 14 states. [2018-06-22 10:38:08,773 INFO ]: Start isEmpty. Operand 1157 states and 16465 transitions. [2018-06-22 10:38:08,785 INFO ]: Finished isEmpty. Found accepting run of length 30 [2018-06-22 10:38:08,785 INFO ]: Found error trace [2018-06-22 10:38:08,785 INFO ]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 10:38:08,785 INFO ]: === Iteration 5 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 10:38:08,786 INFO ]: Analyzing trace with hash -904790271, now seen corresponding path program 2 times [2018-06-22 10:38:08,786 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 10:38:08,786 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 10:38:08,787 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:38:08,788 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 10:38:08,788 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:38:08,814 INFO ]: Conjunction of SSA is unsat [2018-06-22 10:38:09,021 INFO ]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-06-22 10:38:09,021 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 10:38:09,021 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 10:38:09,032 INFO ]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-06-22 10:38:09,085 INFO ]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-06-22 10:38:09,085 INFO ]: Conjunction of SSA is unsat [2018-06-22 10:38:09,089 INFO ]: Computing forward predicates... [2018-06-22 10:38:09,185 INFO ]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-06-22 10:38:09,205 INFO ]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-06-22 10:38:09,205 INFO ]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2018-06-22 10:38:09,206 INFO ]: Interpolant automaton has 16 states [2018-06-22 10:38:09,206 INFO ]: Constructing interpolant automaton starting with 16 interpolants. [2018-06-22 10:38:09,206 INFO ]: CoverageRelationStatistics Valid=29, Invalid=211, Unknown=0, NotChecked=0, Total=240 [2018-06-22 10:38:09,206 INFO ]: Start difference. First operand 1157 states and 16465 transitions. Second operand 16 states. [2018-06-22 10:38:22,459 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 10:38:22,459 INFO ]: Finished difference Result 3913 states and 153690 transitions. [2018-06-22 10:38:22,459 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-06-22 10:38:22,459 INFO ]: Start accepts. Automaton has 16 states. Word has length 29 [2018-06-22 10:38:22,460 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 10:38:23,670 INFO ]: With dead ends: 3913 [2018-06-22 10:38:23,670 INFO ]: Without dead ends: 3913 [2018-06-22 10:38:23,671 INFO ]: 0 DeclaredPredicates, 53 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=98, Invalid=772, Unknown=0, NotChecked=0, Total=870 [2018-06-22 10:38:23,674 INFO ]: Start minimizeSevpa. Operand 3913 states. [2018-06-22 10:38:44,676 INFO ]: Finished minimizeSevpa. Reduced states from 3913 to 3475. [2018-06-22 10:38:44,676 INFO ]: Start removeUnreachable. Operand 3475 states. Received shutdown request... [2018-06-22 10:38:44,879 WARN ]: Verification canceled [2018-06-22 10:38:44,885 WARN ]: Timeout [2018-06-22 10:38:44,885 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 10:38:44 BoogieIcfgContainer [2018-06-22 10:38:44,885 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 10:38:44,886 INFO ]: Toolchain (without parser) took 64270.17 ms. Allocated memory was 309.3 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 251.8 MB in the beginning and 1.2 GB in the end (delta: -991.0 MB). Peak memory consumption was 1.4 GB. Max. memory is 3.6 GB. [2018-06-22 10:38:44,888 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 309.3 MB. Free memory is still 274.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 10:38:44,888 INFO ]: ChcToBoogie took 83.93 ms. Allocated memory is still 309.3 MB. Free memory was 251.8 MB in the beginning and 247.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-22 10:38:44,889 INFO ]: Boogie Preprocessor took 72.18 ms. Allocated memory is still 309.3 MB. Free memory was 247.8 MB in the beginning and 245.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 10:38:44,889 INFO ]: RCFGBuilder took 1331.55 ms. Allocated memory is still 309.3 MB. Free memory was 245.8 MB in the beginning and 199.8 MB in the end (delta: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 3.6 GB. [2018-06-22 10:38:44,892 INFO ]: TraceAbstraction took 62764.12 ms. Allocated memory was 309.3 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 199.8 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 10:38:44,895 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 309.3 MB. Free memory is still 274.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 83.93 ms. Allocated memory is still 309.3 MB. Free memory was 251.8 MB in the beginning and 247.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 72.18 ms. Allocated memory is still 309.3 MB. Free memory was 247.8 MB in the beginning and 245.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 1331.55 ms. Allocated memory is still 309.3 MB. Free memory was 245.8 MB in the beginning and 199.8 MB in the end (delta: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 62764.12 ms. Allocated memory was 309.3 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 199.8 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [UNKNOWN] : Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 0). Cancelled while ReachableStatesComputation was computing reachable states (1044 states constructedinput type DoubleDeckerAutomaton). - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 162 locations, 1 error locations. TIMEOUT Result, 62.7s OverallTime, 5 OverallIterations, 3 TraceHistogramMax, 35.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1907 SDtfs, 130 SDslu, 16180 SDs, 0 SdLazy, 36101 SolverSat, 1797 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 28.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 157 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1157occurred in iteration=4, 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: 23.9s AutomataMinimizationTime, 5 MinimizatonAttempts, 115 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 204 NumberOfCodeBlocks, 204 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 196 ConstructedInterpolants, 0 QuantifiedInterpolants, 13536 SizeOfPredicates, 18 NumberOfNonLiveVariables, 1302 ConjunctsInSsa, 52 ConjunctsInUnsatCore, 8 InterpolantComputations, 2 PerfectInterpolantSequences, 24/52 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/graham-scan.30.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_10-38-44-916.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/graham-scan.30.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_10-38-44-916.csv Completed graceful shutdown