java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerBplTransformed.xml -s ../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf -i ../../../trunk/examples/programs/20181010-MemSafetyPathprograms/array03-alloca_true-valid-memsafety_true-termination.i_6.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-502d2f4 [2018-10-12 22:38:11,114 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-12 22:38:11,116 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-12 22:38:11,130 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-12 22:38:11,130 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-12 22:38:11,131 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-12 22:38:11,133 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-12 22:38:11,135 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-12 22:38:11,137 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-12 22:38:11,137 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-12 22:38:11,138 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-12 22:38:11,139 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-12 22:38:11,140 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-12 22:38:11,141 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-12 22:38:11,142 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-12 22:38:11,143 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-12 22:38:11,144 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-12 22:38:11,145 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-12 22:38:11,148 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-12 22:38:11,149 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-12 22:38:11,151 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-12 22:38:11,152 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-12 22:38:11,154 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-12 22:38:11,155 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-12 22:38:11,155 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-12 22:38:11,156 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-12 22:38:11,157 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-12 22:38:11,158 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-12 22:38:11,159 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-12 22:38:11,160 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-12 22:38:11,160 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-12 22:38:11,161 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-12 22:38:11,161 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-12 22:38:11,162 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-12 22:38:11,163 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-12 22:38:11,164 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-12 22:38:11,164 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf [2018-10-12 22:38:11,174 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-12 22:38:11,174 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-12 22:38:11,175 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-12 22:38:11,175 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-12 22:38:11,176 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-12 22:38:11,176 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-12 22:38:11,177 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-12 22:38:11,177 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-12 22:38:11,177 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-12 22:38:11,177 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-12 22:38:11,177 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-12 22:38:11,178 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-12 22:38:11,178 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-12 22:38:11,179 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-12 22:38:11,179 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-12 22:38:11,223 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-12 22:38:11,236 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-12 22:38:11,242 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-12 22:38:11,243 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-12 22:38:11,244 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-12 22:38:11,245 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/array03-alloca_true-valid-memsafety_true-termination.i_6.bpl [2018-10-12 22:38:11,245 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/array03-alloca_true-valid-memsafety_true-termination.i_6.bpl' [2018-10-12 22:38:11,313 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-12 22:38:11,315 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-12 22:38:11,316 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-12 22:38:11,316 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-12 22:38:11,316 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-12 22:38:11,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array03-alloca_true-valid-memsafety_true-termination.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 10:38:11" (1/1) ... [2018-10-12 22:38:11,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array03-alloca_true-valid-memsafety_true-termination.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 10:38:11" (1/1) ... [2018-10-12 22:38:11,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array03-alloca_true-valid-memsafety_true-termination.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 10:38:11" (1/1) ... [2018-10-12 22:38:11,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array03-alloca_true-valid-memsafety_true-termination.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 10:38:11" (1/1) ... [2018-10-12 22:38:11,363 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array03-alloca_true-valid-memsafety_true-termination.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 10:38:11" (1/1) ... [2018-10-12 22:38:11,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array03-alloca_true-valid-memsafety_true-termination.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 10:38:11" (1/1) ... [2018-10-12 22:38:11,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array03-alloca_true-valid-memsafety_true-termination.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 10:38:11" (1/1) ... [2018-10-12 22:38:11,369 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-12 22:38:11,370 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-12 22:38:11,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-12 22:38:11,371 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-12 22:38:11,372 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array03-alloca_true-valid-memsafety_true-termination.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 10:38:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory: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 [2018-10-12 22:38:11,450 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-12 22:38:11,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-12 22:38:11,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-12 22:38:12,043 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-12 22:38:12,044 INFO L202 PluginConnector]: Adding new model array03-alloca_true-valid-memsafety_true-termination.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 10:38:12 BoogieIcfgContainer [2018-10-12 22:38:12,044 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-12 22:38:12,045 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-10-12 22:38:12,045 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-10-12 22:38:12,046 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-10-12 22:38:12,049 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "array03-alloca_true-valid-memsafety_true-termination.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 10:38:12" (1/1) ... [2018-10-12 22:38:12,057 INFO L137 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-10-12 22:38:12,057 INFO L138 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_int] [2018-10-12 22:38:12,100 INFO L191 apSepIcfgTransformer]: Heap separator: starting loc-array-style preprocessing [2018-10-12 22:38:12,146 INFO L219 apSepIcfgTransformer]: finished MemlocArrayUpdater [2018-10-12 22:38:12,163 INFO L282 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-10-12 22:38:12,236 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=1) [2018-10-12 22:38:16,674 INFO L315 AbstractInterpreter]: Visited 65 different actions 129 times. Merged at 36 different actions 62 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2018-10-12 22:38:16,676 INFO L306 apSepIcfgTransformer]: finished equality analysis [2018-10-12 22:38:16,682 INFO L318 apSepIcfgTransformer]: Finished detection of select terms ("array reads") [2018-10-12 22:38:16,704 WARN L152 HeapPartitionManager]: No literal set constraint found for loc-array access (select (select |#loc_#memory_int_(Array-Int-(Array-Int-#locsort2))| |v_ULTIMATE.start_read~int_#ptr.base_13|) |v_ULTIMATE.start_read~int_#ptr.offset_9|) at (assume read~int_#value == #memory_int[read~int_#ptr.base][read~int_#ptr.offset];) [2018-10-12 22:38:16,799 WARN L152 HeapPartitionManager]: No literal set constraint found for loc-array access (select (select |#loc_#memory_int_(Array-Int-(Array-Int-#locsort2))| |v_ULTIMATE.start_read~int_#ptr.base_7|) |v_ULTIMATE.start_read~int_#ptr.offset_5|) at (assume #memory_int[read~int_#ptr.base][read~int_#ptr.offset] == read~int_#value;) [2018-10-12 22:38:16,801 INFO L232 HeapPartitionManager]: partitioning result: [2018-10-12 22:38:16,801 INFO L237 HeapPartitionManager]: location blocks for array group [#memory_int, ULTIMATE.start_write~int_old_#memory_int] [2018-10-12 22:38:16,802 INFO L246 HeapPartitionManager]: at dimension 1 [2018-10-12 22:38:16,802 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 2 [2018-10-12 22:38:16,802 INFO L248 HeapPartitionManager]: # location blocks :2 [2018-10-12 22:38:16,802 INFO L246 HeapPartitionManager]: at dimension 2 [2018-10-12 22:38:16,802 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-10-12 22:38:16,803 INFO L248 HeapPartitionManager]: # location blocks :1 [2018-10-12 22:38:16,803 INFO L237 HeapPartitionManager]: location blocks for array group [#memory_int, ULTIMATE.start_write~int_old_#memory_int] [2018-10-12 22:38:16,803 INFO L246 HeapPartitionManager]: at dimension 1 [2018-10-12 22:38:16,803 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 2 [2018-10-12 22:38:16,803 INFO L248 HeapPartitionManager]: # location blocks :2 [2018-10-12 22:38:16,804 INFO L246 HeapPartitionManager]: at dimension 2 [2018-10-12 22:38:16,804 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-10-12 22:38:16,804 INFO L248 HeapPartitionManager]: # location blocks :1 [2018-10-12 22:38:16,809 INFO L145 ransitionTransformer]: executing heap partitioning transformation [2018-10-12 22:38:16,828 INFO L202 PluginConnector]: Adding new model array03-alloca_true-valid-memsafety_true-termination.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 12.10 10:38:16 BasicIcfg [2018-10-12 22:38:16,828 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-10-12 22:38:16,829 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-12 22:38:16,830 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-12 22:38:16,834 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-12 22:38:16,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array03-alloca_true-valid-memsafety_true-termination.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 10:38:11" (1/3) ... [2018-10-12 22:38:16,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19a9a43d and model type array03-alloca_true-valid-memsafety_true-termination.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 10:38:16, skipping insertion in model container [2018-10-12 22:38:16,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array03-alloca_true-valid-memsafety_true-termination.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 10:38:12" (2/3) ... [2018-10-12 22:38:16,836 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19a9a43d and model type array03-alloca_true-valid-memsafety_true-termination.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 10:38:16, skipping insertion in model container [2018-10-12 22:38:16,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array03-alloca_true-valid-memsafety_true-termination.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 12.10 10:38:16" (3/3) ... [2018-10-12 22:38:16,838 INFO L112 eAbstractionObserver]: Analyzing ICFG memPartitionedIcfg [2018-10-12 22:38:16,849 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-12 22:38:16,858 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-12 22:38:16,877 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-12 22:38:16,904 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-12 22:38:16,905 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-12 22:38:16,906 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-12 22:38:16,906 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-12 22:38:16,906 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-12 22:38:16,909 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-12 22:38:16,909 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-12 22:38:16,909 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-12 22:38:16,910 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-12 22:38:16,925 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states. [2018-10-12 22:38:16,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-12 22:38:16,933 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 22:38:16,934 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-12 22:38:16,935 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 22:38:16,942 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 22:38:16,942 INFO L82 PathProgramCache]: Analyzing trace with hash -1746382086, now seen corresponding path program 1 times [2018-10-12 22:38:17,012 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 22:38:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 22:38:18,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-12 22:38:18,619 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-12 22:38:18,619 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-10-12 22:38:18,623 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-12 22:38:18,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-12 22:38:18,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2018-10-12 22:38:18,639 INFO L87 Difference]: Start difference. First operand 65 states. Second operand 12 states. [2018-10-12 22:38:19,066 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2018-10-12 22:38:19,479 WARN L178 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2018-10-12 22:38:19,772 WARN L178 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2018-10-12 22:38:20,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 22:38:20,035 INFO L93 Difference]: Finished difference Result 96 states and 96 transitions. [2018-10-12 22:38:20,036 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-10-12 22:38:20,038 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 33 [2018-10-12 22:38:20,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 22:38:20,050 INFO L225 Difference]: With dead ends: 96 [2018-10-12 22:38:20,050 INFO L226 Difference]: Without dead ends: 96 [2018-10-12 22:38:20,053 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=150, Invalid=312, Unknown=0, NotChecked=0, Total=462 [2018-10-12 22:38:20,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-10-12 22:38:20,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 68. [2018-10-12 22:38:20,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-10-12 22:38:20,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 68 transitions. [2018-10-12 22:38:20,096 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 68 transitions. Word has length 33 [2018-10-12 22:38:20,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 22:38:20,097 INFO L481 AbstractCegarLoop]: Abstraction has 68 states and 68 transitions. [2018-10-12 22:38:20,097 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-12 22:38:20,097 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 68 transitions. [2018-10-12 22:38:20,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-12 22:38:20,099 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 22:38:20,099 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-12 22:38:20,100 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 22:38:20,100 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 22:38:20,100 INFO L82 PathProgramCache]: Analyzing trace with hash 1711188493, now seen corresponding path program 1 times [2018-10-12 22:38:20,101 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 22:38:20,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 22:38:20,730 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-12 22:38:20,730 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-12 22:38:20,730 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-10-12 22:38:20,732 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-10-12 22:38:20,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-10-12 22:38:20,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2018-10-12 22:38:20,733 INFO L87 Difference]: Start difference. First operand 68 states and 68 transitions. Second operand 16 states. [2018-10-12 22:38:21,468 WARN L178 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2018-10-12 22:38:22,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 22:38:22,366 INFO L93 Difference]: Finished difference Result 134 states and 134 transitions. [2018-10-12 22:38:22,366 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-10-12 22:38:22,366 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 67 [2018-10-12 22:38:22,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 22:38:22,368 INFO L225 Difference]: With dead ends: 134 [2018-10-12 22:38:22,369 INFO L226 Difference]: Without dead ends: 134 [2018-10-12 22:38:22,370 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=246, Invalid=624, Unknown=0, NotChecked=0, Total=870 [2018-10-12 22:38:22,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-10-12 22:38:22,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 102. [2018-10-12 22:38:22,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2018-10-12 22:38:22,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 102 transitions. [2018-10-12 22:38:22,382 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 102 transitions. Word has length 67 [2018-10-12 22:38:22,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 22:38:22,383 INFO L481 AbstractCegarLoop]: Abstraction has 102 states and 102 transitions. [2018-10-12 22:38:22,383 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-10-12 22:38:22,383 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 102 transitions. [2018-10-12 22:38:22,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-12 22:38:22,389 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 22:38:22,389 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-12 22:38:22,389 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 22:38:22,390 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 22:38:22,390 INFO L82 PathProgramCache]: Analyzing trace with hash 2044034144, now seen corresponding path program 2 times [2018-10-12 22:38:22,391 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 22:38:22,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 22:38:22,827 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-12 22:38:22,827 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-12 22:38:22,828 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-10-12 22:38:22,828 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-10-12 22:38:22,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-10-12 22:38:22,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2018-10-12 22:38:22,829 INFO L87 Difference]: Start difference. First operand 102 states and 102 transitions. Second operand 18 states. [2018-10-12 22:38:24,430 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2018-10-12 22:38:24,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 22:38:24,715 INFO L93 Difference]: Finished difference Result 132 states and 132 transitions. [2018-10-12 22:38:24,715 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-10-12 22:38:24,716 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 101 [2018-10-12 22:38:24,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 22:38:24,718 INFO L225 Difference]: With dead ends: 132 [2018-10-12 22:38:24,718 INFO L226 Difference]: Without dead ends: 0 [2018-10-12 22:38:24,719 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=375, Invalid=957, Unknown=0, NotChecked=0, Total=1332 [2018-10-12 22:38:24,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-12 22:38:24,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-12 22:38:24,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-12 22:38:24,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-12 22:38:24,720 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 101 [2018-10-12 22:38:24,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 22:38:24,720 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-12 22:38:24,720 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-10-12 22:38:24,720 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-12 22:38:24,721 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-12 22:38:24,728 INFO L202 PluginConnector]: Adding new model array03-alloca_true-valid-memsafety_true-termination.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 10:38:24 BasicIcfg [2018-10-12 22:38:24,728 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-12 22:38:24,729 INFO L168 Benchmark]: Toolchain (without parser) took 13415.66 ms. Allocated memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: 1.0 GB). Free memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: -545.9 MB). Peak memory consumption was 469.1 MB. Max. memory is 7.1 GB. [2018-10-12 22:38:24,731 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.17 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-12 22:38:24,731 INFO L168 Benchmark]: Boogie Preprocessor took 53.90 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-12 22:38:24,732 INFO L168 Benchmark]: RCFGBuilder took 673.77 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-12 22:38:24,733 INFO L168 Benchmark]: IcfgTransformer took 4783.53 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 264.8 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: -3.5 MB). Peak memory consumption was 261.2 MB. Max. memory is 7.1 GB. [2018-10-12 22:38:24,734 INFO L168 Benchmark]: TraceAbstraction took 7899.04 ms. Allocated memory was 1.8 GB in the beginning and 2.5 GB in the end (delta: 750.3 MB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -563.5 MB). Peak memory consumption was 186.7 MB. Max. memory is 7.1 GB. [2018-10-12 22:38:24,738 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.17 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 53.90 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 673.77 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * IcfgTransformer took 4783.53 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 264.8 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: -3.5 MB). Peak memory consumption was 261.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 7899.04 ms. Allocated memory was 1.8 GB in the beginning and 2.5 GB in the end (delta: 750.3 MB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -563.5 MB). Peak memory consumption was 186.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 63 LocStat_MAX_WEQGRAPH_SIZE : 4 LocStat_MAX_SIZEOF_WEQEDGELABEL : 2 LocStat_NO_SUPPORTING_EQUALITIES : 1518 LocStat_NO_SUPPORTING_DISEQUALITIES : 109 LocStat_NO_DISJUNCTIONS : -126 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 65 TransStat_MAX_WEQGRAPH_SIZE : 3 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 61 TransStat_NO_SUPPORTING_DISEQUALITIES : 1 TransStat_NO_DISJUNCTIONS : 65 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqPostOperator statistics APPLY_NORMAL(MILLISECONDS) : 2758.65 APPLY_RETURN(MILLISECONDS) : 0.00 #APPLY_NORMAL : 131 #APPLY_RETURN : 0 * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - StatisticsResult: Abstract Interpretation statistics Visited 65 different actions 129 times. Merged at 36 different actions 62 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. - StatisticsResult: HeapSeparatorStatistics #COUNT_NEW_ARRAY_VARS_[#memory_int, ULTIMATE.start_write~int_old_#memory_int] : 2 COUNT_ARRAY_WRITES_for_[#memory_int, ULTIMATE.start_write~int_old_#memory_int]_at_dim_0 : null COUNT_BLOCKS_for_[#memory_int, ULTIMATE.start_write~int_old_#memory_int]_at_dim_0 : null COUNT_ARRAY_WRITES_for_[#memory_int, ULTIMATE.start_write~int_old_#memory_int]_at_dim_1 : 2 COUNT_BLOCKS_for_[#memory_int, ULTIMATE.start_write~int_old_#memory_int]_at_dim_1 : 2 COUNT_ARRAY_READS for [#memory_int, ULTIMATE.start_write~int_old_#memory_int] : null * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 125]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 65 locations, 1 error locations. SAFE Result, 7.8s OverallTime, 3 OverallIterations, 3 TraceHistogramMax, 4.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 173 SDtfs, 2378 SDslu, 734 SDs, 0 SdLazy, 707 SolverSat, 99 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 91 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 218 ImplicationChecksByTransitivity, 4.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=102occurred in iteration=2, 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: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 60 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 201 NumberOfCodeBlocks, 201 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 198 ConstructedInterpolants, 0 QuantifiedInterpolants, 172146 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 2/49 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/array03-alloca_true-valid-memsafety_true-termination.i_6.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-Benchmark-0-2018-10-12_22-38-24-755.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/array03-alloca_true-valid-memsafety_true-termination.i_6.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-VPDomainBenchmark-0-2018-10-12_22-38-24-755.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/array03-alloca_true-valid-memsafety_true-termination.i_6.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-BenchmarkWithCounters-0-2018-10-12_22-38-24-755.csv The toolchain threw an exception: class java.lang.RuntimeException: java.lang.IllegalAccessException: Class de.uni_freiburg.informatik.ultimate.util.csv.SimpleCsvProvider can not access a member of class de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.AbsIntBenchmark with modifiers "private" RESULT: An exception occured during the execution of Ultimate: The toolchain threw an exception java.lang.RuntimeException: java.lang.IllegalAccessException: Class de.uni_freiburg.informatik.ultimate.util.csv.SimpleCsvProvider can not access a member of class de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.AbsIntBenchmark with modifiers "private" at de.uni_freiburg.informatik.ultimate.util.csv.SimpleCsvProvider.constructCsvProviderReflectively(SimpleCsvProvider.java:283) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.AbsIntBenchmark.createCsvProvider(AbsIntBenchmark.java:42) at de.uni_freiburg.informatik.ultimate.cli.CommandLineController.writeCsvLogs(CommandLineController.java:342) at de.uni_freiburg.informatik.ultimate.cli.CommandLineController.displayToolchainResults(CommandLineController.java:325) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:343) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: java.lang.IllegalAccessException: Class de.uni_freiburg.informatik.ultimate.util.csv.SimpleCsvProvider can not access a member of class de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.AbsIntBenchmark with modifiers "private" at sun.reflect.Reflection.ensureMemberAccess(Reflection.java:102) at java.lang.reflect.AccessibleObject.slowCheckMemberAccess(AccessibleObject.java:296) at java.lang.reflect.AccessibleObject.checkAccess(AccessibleObject.java:288) at java.lang.reflect.Field.get(Field.java:390) at de.uni_freiburg.informatik.ultimate.util.csv.SimpleCsvProvider.constructCsvProviderReflectively(SimpleCsvProvider.java:275) ... 6 more Received shutdown request...