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/ArraysOfVariableLength_true-valid-memsafety.c_11.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b8f97f7-m [2018-10-10 16:22:33,939 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-10 16:22:33,941 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-10 16:22:33,953 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-10 16:22:33,953 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-10 16:22:33,955 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-10 16:22:33,956 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-10 16:22:33,958 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-10 16:22:33,961 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-10 16:22:33,962 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-10 16:22:33,964 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-10 16:22:33,964 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-10 16:22:33,965 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-10 16:22:33,967 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-10 16:22:33,977 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-10 16:22:33,977 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-10 16:22:33,978 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-10 16:22:33,983 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-10 16:22:33,985 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-10 16:22:33,986 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-10 16:22:33,989 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-10 16:22:33,991 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-10 16:22:33,995 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-10 16:22:34,009 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf [2018-10-10 16:22:34,019 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-10 16:22:34,019 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-10 16:22:34,020 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-10 16:22:34,020 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-10 16:22:34,020 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-10 16:22:34,021 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-10 16:22:34,021 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-10 16:22:34,021 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-10 16:22:34,022 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-10 16:22:34,022 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-10 16:22:34,022 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-10 16:22:34,022 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-10 16:22:34,022 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-10 16:22:34,023 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-10 16:22:34,023 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-10 16:22:34,068 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-10 16:22:34,083 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-10 16:22:34,087 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-10 16:22:34,089 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-10 16:22:34,089 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-10 16:22:34,090 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength_true-valid-memsafety.c_11.bpl [2018-10-10 16:22:34,090 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength_true-valid-memsafety.c_11.bpl' [2018-10-10 16:22:34,158 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-10 16:22:34,160 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-10 16:22:34,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-10 16:22:34,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-10 16:22:34,161 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-10 16:22:34,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:22:34" (1/1) ... [2018-10-10 16:22:34,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:22:34" (1/1) ... [2018-10-10 16:22:34,209 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:22:34" (1/1) ... [2018-10-10 16:22:34,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:22:34" (1/1) ... [2018-10-10 16:22:34,215 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:22:34" (1/1) ... [2018-10-10 16:22:34,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:22:34" (1/1) ... [2018-10-10 16:22:34,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:22:34" (1/1) ... [2018-10-10 16:22:34,221 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-10 16:22:34,222 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-10 16:22:34,222 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-10 16:22:34,222 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-10 16:22:34,223 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:22:34" (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 [2018-10-10 16:22:34,292 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-10 16:22:34,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-10 16:22:34,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-10 16:22:34,796 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-10 16:22:34,797 INFO L202 PluginConnector]: Adding new model ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 04:22:34 BoogieIcfgContainer [2018-10-10 16:22:34,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-10 16:22:34,797 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-10-10 16:22:34,798 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-10-10 16:22:34,799 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-10-10 16:22:34,803 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 04:22:34" (1/1) ... [2018-10-10 16:22:34,812 INFO L137 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-10-10 16:22:34,813 INFO L138 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_int] [2018-10-10 16:22:34,851 INFO L191 apSepIcfgTransformer]: Heap separator: starting loc-array-style preprocessing [2018-10-10 16:22:34,894 INFO L217 apSepIcfgTransformer]: finished MemlocArrayUpdater [2018-10-10 16:22:34,910 INFO L280 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-10-10 16:22:34,992 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=1) [2018-10-10 16:22:39,807 INFO L315 AbstractInterpreter]: Visited 62 different actions 251 times. Merged at 43 different actions 179 times. Widened at 4 different actions 7 times. Found 7 fixpoints after 3 different actions. Largest state had 0 variables. [2018-10-10 16:22:39,811 INFO L304 apSepIcfgTransformer]: finished equality analysis [2018-10-10 16:22:39,816 INFO L316 apSepIcfgTransformer]: Finished detection of select terms ("array reads") [2018-10-10 16:22:39,830 WARN L152 HeapPartitionManager]: No literal set constraint found for loc-array access (select |#loc_#memory_int_(Array-Int-#locsort1)| |v_ULTIMATE.start_read~int_#ptr.base_6|) at (assume #memory_int[read~int_#ptr.base][read~int_#ptr.offset] == read~int_#value;) [2018-10-10 16:22:39,832 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_6|) |v_ULTIMATE.start_read~int_#ptr.offset_4|) at (assume #memory_int[read~int_#ptr.base][read~int_#ptr.offset] == read~int_#value;) [2018-10-10 16:22:39,855 WARN L152 HeapPartitionManager]: No literal set constraint found for loc-array access (select |v_#locv_ULTIMATE.start_write~int_old_#memory_int_2_1_1| |v_ULTIMATE.start_write~int_#ptr.base_6|) at (assume #memory_int == write~int_old_#memory_int[write~int_#ptr.base := write~int_old_#memory_int[write~int_#ptr.base][write~int_#ptr.offset := write~int_#value]];) [2018-10-10 16:22:39,856 INFO L232 HeapPartitionManager]: partitioning result: [2018-10-10 16:22:39,857 INFO L237 HeapPartitionManager]: location blocks for array group [#memory_int, ULTIMATE.start_write~int_old_#memory_int] [2018-10-10 16:22:39,857 INFO L246 HeapPartitionManager]: at dimension 1 [2018-10-10 16:22:39,857 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-10-10 16:22:39,857 INFO L248 HeapPartitionManager]: # location blocks :1 [2018-10-10 16:22:39,858 INFO L246 HeapPartitionManager]: at dimension 2 [2018-10-10 16:22:39,858 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-10-10 16:22:39,858 INFO L248 HeapPartitionManager]: # location blocks :1 [2018-10-10 16:22:39,858 INFO L237 HeapPartitionManager]: location blocks for array group [#memory_int, ULTIMATE.start_write~int_old_#memory_int] [2018-10-10 16:22:39,858 INFO L246 HeapPartitionManager]: at dimension 1 [2018-10-10 16:22:39,859 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-10-10 16:22:39,859 INFO L248 HeapPartitionManager]: # location blocks :1 [2018-10-10 16:22:39,859 INFO L246 HeapPartitionManager]: at dimension 2 [2018-10-10 16:22:39,859 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-10-10 16:22:39,861 INFO L248 HeapPartitionManager]: # location blocks :1 [2018-10-10 16:22:39,862 INFO L145 ransitionTransformer]: executing heap partitioning transformation [2018-10-10 16:22:39,894 INFO L202 PluginConnector]: Adding new model ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.10 04:22:39 BasicIcfg [2018-10-10 16:22:39,895 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-10-10 16:22:39,896 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-10 16:22:39,896 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-10 16:22:39,901 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-10 16:22:39,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:22:34" (1/3) ... [2018-10-10 16:22:39,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ccf08a7 and model type ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 04:22:39, skipping insertion in model container [2018-10-10 16:22:39,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 04:22:34" (2/3) ... [2018-10-10 16:22:39,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ccf08a7 and model type ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.10 04:22:39, skipping insertion in model container [2018-10-10 16:22:39,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.10 04:22:39" (3/3) ... [2018-10-10 16:22:39,905 INFO L112 eAbstractionObserver]: Analyzing ICFG memPartitionedIcfg [2018-10-10 16:22:39,915 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-10 16:22:39,924 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-10 16:22:39,942 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-10 16:22:39,967 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-10 16:22:39,968 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-10 16:22:39,968 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-10 16:22:39,968 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-10 16:22:39,970 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-10 16:22:39,970 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-10 16:22:39,970 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-10 16:22:39,970 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-10 16:22:39,970 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-10 16:22:39,987 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states. [2018-10-10 16:22:39,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-10 16:22:39,996 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 16:22:39,998 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] [2018-10-10 16:22:39,999 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 16:22:40,005 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 16:22:40,005 INFO L82 PathProgramCache]: Analyzing trace with hash 1564095379, now seen corresponding path program 1 times [2018-10-10 16:22:40,061 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 16:22:40,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 16:22:40,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-10 16:22:40,296 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-10 16:22:40,296 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-10 16:22:40,301 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-10 16:22:40,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-10 16:22:40,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-10-10 16:22:40,315 INFO L87 Difference]: Start difference. First operand 61 states. Second operand 6 states. [2018-10-10 16:22:40,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 16:22:40,692 INFO L93 Difference]: Finished difference Result 89 states and 90 transitions. [2018-10-10 16:22:40,695 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-10 16:22:40,696 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 30 [2018-10-10 16:22:40,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 16:22:40,774 INFO L225 Difference]: With dead ends: 89 [2018-10-10 16:22:40,774 INFO L226 Difference]: Without dead ends: 89 [2018-10-10 16:22:40,776 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-10-10 16:22:40,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2018-10-10 16:22:40,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 70. [2018-10-10 16:22:40,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2018-10-10 16:22:40,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 71 transitions. [2018-10-10 16:22:40,823 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 71 transitions. Word has length 30 [2018-10-10 16:22:40,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 16:22:40,824 INFO L481 AbstractCegarLoop]: Abstraction has 70 states and 71 transitions. [2018-10-10 16:22:40,824 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-10 16:22:40,824 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 71 transitions. [2018-10-10 16:22:40,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-10 16:22:40,828 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 16:22:40,829 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1] [2018-10-10 16:22:40,829 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 16:22:40,829 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 16:22:40,830 INFO L82 PathProgramCache]: Analyzing trace with hash 1348723100, now seen corresponding path program 1 times [2018-10-10 16:22:40,831 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 16:22:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 16:22:41,089 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-10 16:22:41,089 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-10 16:22:41,090 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-10 16:22:41,091 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-10 16:22:41,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-10 16:22:41,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-10-10 16:22:41,093 INFO L87 Difference]: Start difference. First operand 70 states and 71 transitions. Second operand 7 states. [2018-10-10 16:22:41,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 16:22:41,422 INFO L93 Difference]: Finished difference Result 103 states and 105 transitions. [2018-10-10 16:22:41,422 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-10-10 16:22:41,422 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2018-10-10 16:22:41,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 16:22:41,425 INFO L225 Difference]: With dead ends: 103 [2018-10-10 16:22:41,425 INFO L226 Difference]: Without dead ends: 103 [2018-10-10 16:22:41,426 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2018-10-10 16:22:41,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2018-10-10 16:22:41,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 72. [2018-10-10 16:22:41,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2018-10-10 16:22:41,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 74 transitions. [2018-10-10 16:22:41,435 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 74 transitions. Word has length 56 [2018-10-10 16:22:41,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 16:22:41,435 INFO L481 AbstractCegarLoop]: Abstraction has 72 states and 74 transitions. [2018-10-10 16:22:41,436 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-10 16:22:41,436 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 74 transitions. [2018-10-10 16:22:41,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-10 16:22:41,438 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 16:22:41,438 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-10 16:22:41,439 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 16:22:41,439 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 16:22:41,439 INFO L82 PathProgramCache]: Analyzing trace with hash 2089452796, now seen corresponding path program 1 times [2018-10-10 16:22:41,440 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 16:22:41,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 16:22:42,008 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-10 16:22:42,008 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-10 16:22:42,008 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-10-10 16:22:42,010 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-10 16:22:42,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-10 16:22:42,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2018-10-10 16:22:42,011 INFO L87 Difference]: Start difference. First operand 72 states and 74 transitions. Second operand 10 states. [2018-10-10 16:22:42,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 16:22:42,822 INFO L93 Difference]: Finished difference Result 151 states and 154 transitions. [2018-10-10 16:22:42,822 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-10-10 16:22:42,822 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 71 [2018-10-10 16:22:42,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 16:22:42,826 INFO L225 Difference]: With dead ends: 151 [2018-10-10 16:22:42,826 INFO L226 Difference]: Without dead ends: 151 [2018-10-10 16:22:42,827 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=197, Invalid=505, Unknown=0, NotChecked=0, Total=702 [2018-10-10 16:22:42,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2018-10-10 16:22:42,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 113. [2018-10-10 16:22:42,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2018-10-10 16:22:42,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 116 transitions. [2018-10-10 16:22:42,840 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 116 transitions. Word has length 71 [2018-10-10 16:22:42,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 16:22:42,841 INFO L481 AbstractCegarLoop]: Abstraction has 113 states and 116 transitions. [2018-10-10 16:22:42,841 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-10 16:22:42,841 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 116 transitions. [2018-10-10 16:22:42,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-10 16:22:42,847 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 16:22:42,848 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1] [2018-10-10 16:22:42,848 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 16:22:42,848 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 16:22:42,848 INFO L82 PathProgramCache]: Analyzing trace with hash 2016113939, now seen corresponding path program 2 times [2018-10-10 16:22:42,850 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 16:22:42,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 16:22:43,042 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 39 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-10 16:22:43,042 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-10 16:22:43,042 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2018-10-10 16:22:43,043 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-10 16:22:43,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-10 16:22:43,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-10-10 16:22:43,044 INFO L87 Difference]: Start difference. First operand 113 states and 116 transitions. Second operand 8 states. [2018-10-10 16:22:43,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 16:22:43,283 INFO L93 Difference]: Finished difference Result 132 states and 134 transitions. [2018-10-10 16:22:43,283 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-10 16:22:43,284 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 97 [2018-10-10 16:22:43,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 16:22:43,286 INFO L225 Difference]: With dead ends: 132 [2018-10-10 16:22:43,286 INFO L226 Difference]: Without dead ends: 132 [2018-10-10 16:22:43,287 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2018-10-10 16:22:43,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2018-10-10 16:22:43,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 113. [2018-10-10 16:22:43,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2018-10-10 16:22:43,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 115 transitions. [2018-10-10 16:22:43,295 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 115 transitions. Word has length 97 [2018-10-10 16:22:43,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 16:22:43,296 INFO L481 AbstractCegarLoop]: Abstraction has 113 states and 115 transitions. [2018-10-10 16:22:43,296 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-10 16:22:43,296 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 115 transitions. [2018-10-10 16:22:43,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-10 16:22:43,299 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 16:22:43,299 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2018-10-10 16:22:43,300 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 16:22:43,300 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 16:22:43,300 INFO L82 PathProgramCache]: Analyzing trace with hash -443802189, now seen corresponding path program 3 times [2018-10-10 16:22:43,301 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 16:22:43,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 16:22:43,564 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 3 proven. 67 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-10 16:22:43,564 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-10 16:22:43,564 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-10-10 16:22:43,564 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-10 16:22:43,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-10 16:22:43,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-10-10 16:22:43,565 INFO L87 Difference]: Start difference. First operand 113 states and 115 transitions. Second operand 12 states. [2018-10-10 16:22:44,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 16:22:44,027 INFO L93 Difference]: Finished difference Result 197 states and 200 transitions. [2018-10-10 16:22:44,028 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-10-10 16:22:44,028 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 112 [2018-10-10 16:22:44,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 16:22:44,032 INFO L225 Difference]: With dead ends: 197 [2018-10-10 16:22:44,032 INFO L226 Difference]: Without dead ends: 197 [2018-10-10 16:22:44,033 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=134, Invalid=466, Unknown=0, NotChecked=0, Total=600 [2018-10-10 16:22:44,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2018-10-10 16:22:44,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 128. [2018-10-10 16:22:44,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-10-10 16:22:44,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 131 transitions. [2018-10-10 16:22:44,043 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 131 transitions. Word has length 112 [2018-10-10 16:22:44,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 16:22:44,044 INFO L481 AbstractCegarLoop]: Abstraction has 128 states and 131 transitions. [2018-10-10 16:22:44,044 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-10 16:22:44,044 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 131 transitions. [2018-10-10 16:22:44,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-10 16:22:44,046 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 16:22:44,047 INFO L375 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-10 16:22:44,047 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 16:22:44,047 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 16:22:44,047 INFO L82 PathProgramCache]: Analyzing trace with hash 1719515141, now seen corresponding path program 4 times [2018-10-10 16:22:44,048 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 16:22:44,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 16:22:44,258 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 5 proven. 99 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-10 16:22:44,259 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-10 16:22:44,259 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-10-10 16:22:44,259 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-10-10 16:22:44,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-10-10 16:22:44,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2018-10-10 16:22:44,260 INFO L87 Difference]: Start difference. First operand 128 states and 131 transitions. Second operand 14 states. [2018-10-10 16:22:45,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 16:22:45,716 INFO L93 Difference]: Finished difference Result 222 states and 227 transitions. [2018-10-10 16:22:45,717 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-10-10 16:22:45,717 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 127 [2018-10-10 16:22:45,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 16:22:45,718 INFO L225 Difference]: With dead ends: 222 [2018-10-10 16:22:45,719 INFO L226 Difference]: Without dead ends: 222 [2018-10-10 16:22:45,720 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 489 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=434, Invalid=1458, Unknown=0, NotChecked=0, Total=1892 [2018-10-10 16:22:45,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2018-10-10 16:22:45,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 184. [2018-10-10 16:22:45,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2018-10-10 16:22:45,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 189 transitions. [2018-10-10 16:22:45,743 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 189 transitions. Word has length 127 [2018-10-10 16:22:45,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 16:22:45,743 INFO L481 AbstractCegarLoop]: Abstraction has 184 states and 189 transitions. [2018-10-10 16:22:45,744 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-10-10 16:22:45,746 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 189 transitions. [2018-10-10 16:22:45,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-10 16:22:45,748 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 16:22:45,749 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-10 16:22:45,754 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 16:22:45,754 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 16:22:45,754 INFO L82 PathProgramCache]: Analyzing trace with hash -669313586, now seen corresponding path program 5 times [2018-10-10 16:22:45,755 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 16:22:45,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 16:22:45,976 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 104 proven. 47 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-10 16:22:45,977 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-10 16:22:45,977 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-10-10 16:22:45,977 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-10 16:22:45,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-10 16:22:45,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-10-10 16:22:45,978 INFO L87 Difference]: Start difference. First operand 184 states and 189 transitions. Second operand 10 states. [2018-10-10 16:22:46,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 16:22:46,321 INFO L93 Difference]: Finished difference Result 184 states and 187 transitions. [2018-10-10 16:22:46,321 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-10-10 16:22:46,322 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 153 [2018-10-10 16:22:46,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 16:22:46,323 INFO L225 Difference]: With dead ends: 184 [2018-10-10 16:22:46,323 INFO L226 Difference]: Without dead ends: 184 [2018-10-10 16:22:46,324 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=69, Invalid=237, Unknown=0, NotChecked=0, Total=306 [2018-10-10 16:22:46,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2018-10-10 16:22:46,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 184. [2018-10-10 16:22:46,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2018-10-10 16:22:46,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 187 transitions. [2018-10-10 16:22:46,345 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 187 transitions. Word has length 153 [2018-10-10 16:22:46,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 16:22:46,345 INFO L481 AbstractCegarLoop]: Abstraction has 184 states and 187 transitions. [2018-10-10 16:22:46,346 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-10 16:22:46,346 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 187 transitions. [2018-10-10 16:22:46,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-10 16:22:46,348 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 16:22:46,349 INFO L375 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-10 16:22:46,349 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 16:22:46,349 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 16:22:46,349 INFO L82 PathProgramCache]: Analyzing trace with hash -1700151364, now seen corresponding path program 6 times [2018-10-10 16:22:46,353 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 16:22:46,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 16:22:46,609 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 136 proven. 65 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-10 16:22:46,609 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-10 16:22:46,609 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-10-10 16:22:46,610 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-10 16:22:46,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-10 16:22:46,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-10-10 16:22:46,610 INFO L87 Difference]: Start difference. First operand 184 states and 187 transitions. Second operand 12 states. [2018-10-10 16:22:47,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 16:22:47,050 INFO L93 Difference]: Finished difference Result 184 states and 185 transitions. [2018-10-10 16:22:47,050 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-10-10 16:22:47,050 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 168 [2018-10-10 16:22:47,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 16:22:47,052 INFO L225 Difference]: With dead ends: 184 [2018-10-10 16:22:47,052 INFO L226 Difference]: Without dead ends: 184 [2018-10-10 16:22:47,053 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=119, Invalid=433, Unknown=0, NotChecked=0, Total=552 [2018-10-10 16:22:47,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2018-10-10 16:22:47,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 184. [2018-10-10 16:22:47,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2018-10-10 16:22:47,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 185 transitions. [2018-10-10 16:22:47,058 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 185 transitions. Word has length 168 [2018-10-10 16:22:47,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 16:22:47,058 INFO L481 AbstractCegarLoop]: Abstraction has 184 states and 185 transitions. [2018-10-10 16:22:47,058 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-10 16:22:47,059 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 185 transitions. [2018-10-10 16:22:47,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-10-10 16:22:47,061 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 16:22:47,061 INFO L375 BasicCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-10 16:22:47,061 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 16:22:47,061 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 16:22:47,062 INFO L82 PathProgramCache]: Analyzing trace with hash -1418707954, now seen corresponding path program 7 times [2018-10-10 16:22:47,062 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 16:22:47,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 16:22:47,897 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 131 proven. 17 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-10-10 16:22:47,897 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-10 16:22:47,897 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2018-10-10 16:22:47,898 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-10 16:22:47,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-10 16:22:47,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2018-10-10 16:22:47,898 INFO L87 Difference]: Start difference. First operand 184 states and 185 transitions. Second operand 11 states. [2018-10-10 16:22:48,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 16:22:48,260 INFO L93 Difference]: Finished difference Result 194 states and 195 transitions. [2018-10-10 16:22:48,260 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-10-10 16:22:48,261 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 183 [2018-10-10 16:22:48,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 16:22:48,262 INFO L225 Difference]: With dead ends: 194 [2018-10-10 16:22:48,262 INFO L226 Difference]: Without dead ends: 0 [2018-10-10 16:22:48,263 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=162, Invalid=438, Unknown=0, NotChecked=0, Total=600 [2018-10-10 16:22:48,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-10 16:22:48,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-10 16:22:48,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-10 16:22:48,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-10 16:22:48,264 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 183 [2018-10-10 16:22:48,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 16:22:48,264 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-10 16:22:48,265 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-10 16:22:48,265 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-10 16:22:48,265 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-10 16:22:48,268 INFO L202 PluginConnector]: Adding new model ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.10 04:22:48 BasicIcfg [2018-10-10 16:22:48,269 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-10 16:22:48,269 INFO L168 Benchmark]: Toolchain (without parser) took 14110.81 ms. Allocated memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: 1.0 GB). Free memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: -350.7 MB). Peak memory consumption was 694.2 MB. Max. memory is 7.1 GB. [2018-10-10 16:22:48,271 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 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. [2018-10-10 16:22:48,271 INFO L168 Benchmark]: Boogie Preprocessor took 60.44 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. [2018-10-10 16:22:48,272 INFO L168 Benchmark]: RCFGBuilder took 575.24 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-10 16:22:48,273 INFO L168 Benchmark]: IcfgTransformer took 5097.50 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 241.2 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 259.6 MB). Peak memory consumption was 500.7 MB. Max. memory is 7.1 GB. [2018-10-10 16:22:48,274 INFO L168 Benchmark]: TraceAbstraction took 8372.99 ms. Allocated memory was 1.8 GB in the beginning and 2.6 GB in the end (delta: 803.7 MB). Free memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: -631.4 MB). Peak memory consumption was 172.3 MB. Max. memory is 7.1 GB. [2018-10-10 16:22:48,279 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 0.20 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 60.44 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 575.24 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * IcfgTransformer took 5097.50 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 241.2 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 259.6 MB). Peak memory consumption was 500.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 8372.99 ms. Allocated memory was 1.8 GB in the beginning and 2.6 GB in the end (delta: 803.7 MB). Free memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: -631.4 MB). Peak memory consumption was 172.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 59 LocStat_MAX_WEQGRAPH_SIZE : 2 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 1180 LocStat_NO_SUPPORTING_DISEQUALITIES : 188 LocStat_NO_DISJUNCTIONS : -118 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 62 TransStat_MAX_WEQGRAPH_SIZE : 3 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 54 TransStat_NO_SUPPORTING_DISEQUALITIES : 1 TransStat_NO_DISJUNCTIONS : 62 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqPostOperator statistics APPLY_NORMAL(MILLISECONDS) : 2408.03 APPLY_RETURN(MILLISECONDS) : 0.00 #APPLY_NORMAL : 253 #APPLY_RETURN : 0 * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - StatisticsResult: Abstract Interpretation statistics Visited 62 different actions 251 times. Merged at 43 different actions 179 times. Widened at 4 different actions 7 times. Found 7 fixpoints after 3 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 : 1 COUNT_BLOCKS_for_[#memory_int, ULTIMATE.start_write~int_old_#memory_int]_at_dim_1 : 1 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: 129]: 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, 61 locations, 1 error locations. SAFE Result, 8.3s OverallTime, 9 OverallIterations, 6 TraceHistogramMax, 4.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 729 SDtfs, 2332 SDslu, 3637 SDs, 0 SdLazy, 1320 SolverSat, 107 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 204 GetRequests, 19 SyntacticMatches, 3 SemanticMatches, 182 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 909 ImplicationChecksByTransitivity, 4.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=184occurred in iteration=6, 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: 0.1s AutomataMinimizationTime, 9 MinimizatonAttempts, 214 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 997 NumberOfCodeBlocks, 997 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 988 ConstructedInterpolants, 0 QuantifiedInterpolants, 322144 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 2 PerfectInterpolantSequences, 612/931 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/ArraysOfVariableLength_true-valid-memsafety.c_11.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-Benchmark-0-2018-10-10_16-22-48-297.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/ArraysOfVariableLength_true-valid-memsafety.c_11.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-VPDomainBenchmark-0-2018-10-10_16-22-48-297.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/ArraysOfVariableLength_true-valid-memsafety.c_11.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-BenchmarkWithCounters-0-2018-10-10_16-22-48-297.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...