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/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-133090d [2018-10-04 10:33:11,791 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 10:33:11,793 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 10:33:11,805 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 10:33:11,805 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 10:33:11,806 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 10:33:11,808 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 10:33:11,810 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 10:33:11,812 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 10:33:11,812 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 10:33:11,813 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 10:33:11,814 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 10:33:11,815 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 10:33:11,816 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 10:33:11,817 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 10:33:11,818 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 10:33:11,819 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 10:33:11,821 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 10:33:11,823 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 10:33:11,827 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 10:33:11,829 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 10:33:11,830 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 10:33:11,834 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 10:33:11,835 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 10:33:11,835 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 10:33:11,837 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 10:33:11,838 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 10:33:11,841 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 10:33:11,842 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 10:33:11,843 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 10:33:11,843 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 10:33:11,844 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 10:33:11,845 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 10:33:11,845 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 10:33:11,847 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 10:33:11,849 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 10:33:11,850 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-10-04 10:33:11,877 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 10:33:11,877 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 10:33:11,878 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 10:33:11,879 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 10:33:11,880 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 10:33:11,880 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 10:33:11,880 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 10:33:11,880 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 10:33:11,880 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 10:33:11,881 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 10:33:11,881 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 10:33:11,881 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 10:33:11,881 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 10:33:11,881 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 10:33:11,882 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 10:33:11,883 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 10:33:11,883 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 10:33:11,883 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 10:33:11,884 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 10:33:11,884 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 10:33:11,884 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 10:33:11,884 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 10:33:11,884 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 10:33:11,885 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 10:33:11,886 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 10:33:11,886 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 10:33:11,886 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 10:33:11,886 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 10:33:11,887 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 10:33:11,887 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 10:33:11,941 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 10:33:11,956 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 10:33:11,960 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 10:33:11,961 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 10:33:11,962 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 10:33:11,963 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl [2018-10-04 10:33:11,963 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl' [2018-10-04 10:33:12,013 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 10:33:12,015 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 10:33:12,015 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 10:33:12,016 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 10:33:12,016 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 10:33:12,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:33:12" (1/1) ... [2018-10-04 10:33:12,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:33:12" (1/1) ... [2018-10-04 10:33:12,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 10:33:12,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 10:33:12,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 10:33:12,059 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 10:33:12,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:33:12" (1/1) ... [2018-10-04 10:33:12,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:33:12" (1/1) ... [2018-10-04 10:33:12,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:33:12" (1/1) ... [2018-10-04 10:33:12,072 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:33:12" (1/1) ... [2018-10-04 10:33:12,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:33:12" (1/1) ... [2018-10-04 10:33:12,077 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:33:12" (1/1) ... [2018-10-04 10:33:12,078 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:33:12" (1/1) ... [2018-10-04 10:33:12,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 10:33:12,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 10:33:12,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 10:33:12,080 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 10:33:12,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:33:12" (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:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 10:33:12,158 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-04 10:33:12,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 10:33:12,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 10:33:12,339 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 10:33:12,340 INFO L202 PluginConnector]: Adding new model gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 10:33:12 BoogieIcfgContainer [2018-10-04 10:33:12,340 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 10:33:12,341 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 10:33:12,341 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 10:33:12,352 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 10:33:12,352 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 10:33:12" (1/1) ... [2018-10-04 10:33:12,366 INFO L104 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 10:33:12,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:12,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-04 10:33:12,409 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-04 10:33:12,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 10:33:12,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:12,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:12,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:12,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:12,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:12,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 5 states and 6 transitions. [2018-10-04 10:33:12,841 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 6 transitions. [2018-10-04 10:33:12,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 10:33:12,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:12,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:12,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:12,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:13,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:13,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-04 10:33:13,753 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-04 10:33:13,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 10:33:13,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:13,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:13,780 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:13,976 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:14,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:14,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-10-04 10:33:14,280 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-10-04 10:33:14,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:33:14,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:14,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:14,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:14,704 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:15,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:15,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-10-04 10:33:15,218 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-10-04 10:33:15,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 10:33:15,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:15,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:15,239 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:15,337 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:16,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:16,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2018-10-04 10:33:16,523 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2018-10-04 10:33:16,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 10:33:16,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:16,561 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:16,632 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:18,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:18,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2018-10-04 10:33:18,028 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2018-10-04 10:33:18,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 10:33:18,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:18,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:18,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:18,127 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:18,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:18,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2018-10-04 10:33:18,905 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2018-10-04 10:33:18,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 10:33:18,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:18,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:18,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:19,031 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:20,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:20,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 16 states and 21 transitions. [2018-10-04 10:33:20,232 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2018-10-04 10:33:20,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 10:33:20,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:20,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:20,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:20,443 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:20,742 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 25 new depth: 17 [2018-10-04 10:33:21,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:21,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2018-10-04 10:33:21,631 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2018-10-04 10:33:21,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 10:33:21,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:21,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:21,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:21,783 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:22,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:22,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-10-04 10:33:22,862 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-10-04 10:33:22,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 10:33:22,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:22,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:22,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:22,984 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:24,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:24,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2018-10-04 10:33:24,332 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2018-10-04 10:33:24,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 10:33:24,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:24,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:24,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:24,510 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:25,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:25,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2018-10-04 10:33:25,890 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2018-10-04 10:33:25,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-04 10:33:25,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:25,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:25,917 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:26,100 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:27,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:27,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2018-10-04 10:33:27,437 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2018-10-04 10:33:27,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 10:33:27,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:27,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:27,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:27,621 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:30,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:30,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2018-10-04 10:33:30,469 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2018-10-04 10:33:30,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-04 10:33:30,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:30,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:30,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:30,785 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:32,948 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 37 new depth: 30 [2018-10-04 10:33:33,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:33,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2018-10-04 10:33:33,797 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2018-10-04 10:33:33,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 10:33:33,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:33,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:33,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:33,941 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:35,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:35,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 45 transitions. [2018-10-04 10:33:35,674 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2018-10-04 10:33:35,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-04 10:33:35,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:35,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:35,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:35,883 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:37,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:37,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 48 transitions. [2018-10-04 10:33:37,782 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2018-10-04 10:33:37,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 10:33:37,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:37,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:37,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:38,007 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:40,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:40,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 36 states and 51 transitions. [2018-10-04 10:33:40,072 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 51 transitions. [2018-10-04 10:33:40,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-04 10:33:40,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:40,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:40,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:40,299 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:42,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:42,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 38 states and 54 transitions. [2018-10-04 10:33:42,717 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 54 transitions. [2018-10-04 10:33:42,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 10:33:42,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:42,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:42,763 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:42,917 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:45,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:45,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 40 states and 57 transitions. [2018-10-04 10:33:45,628 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2018-10-04 10:33:45,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-04 10:33:45,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:45,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:45,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:46,114 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:47,690 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 49 new depth: 40 [2018-10-04 10:33:49,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:49,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 42 states and 60 transitions. [2018-10-04 10:33:49,828 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 60 transitions. [2018-10-04 10:33:49,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 10:33:49,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:49,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:49,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:50,004 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:52,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:52,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 44 states and 63 transitions. [2018-10-04 10:33:52,944 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 63 transitions. [2018-10-04 10:33:52,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-04 10:33:52,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:53,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:53,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:53,207 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:56,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:56,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 46 states and 66 transitions. [2018-10-04 10:33:56,420 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 66 transitions. [2018-10-04 10:33:56,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 10:33:56,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:56,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:56,468 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:33:56,639 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:00,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:00,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 48 states and 69 transitions. [2018-10-04 10:34:00,148 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 69 transitions. [2018-10-04 10:34:00,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-04 10:34:00,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:00,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:00,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:34:00,366 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:04,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:04,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 50 states and 72 transitions. [2018-10-04 10:34:04,091 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2018-10-04 10:34:04,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 10:34:04,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:04,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:04,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:34:04,389 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:08,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:08,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 52 states and 75 transitions. [2018-10-04 10:34:08,279 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2018-10-04 10:34:08,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-04 10:34:08,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:08,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:08,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:34:08,545 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:12,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:12,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 54 states and 78 transitions. [2018-10-04 10:34:12,756 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2018-10-04 10:34:12,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 10:34:12,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:12,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:12,808 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:34:13,999 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 62 new depth: 58 [2018-10-04 10:34:14,005 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:18,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:18,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 56 states and 81 transitions. [2018-10-04 10:34:18,616 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 81 transitions. [2018-10-04 10:34:18,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-04 10:34:18,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:18,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:34:18,828 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:23,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:23,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 58 states and 84 transitions. [2018-10-04 10:34:23,678 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 84 transitions. [2018-10-04 10:34:23,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 10:34:23,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:23,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:23,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:34:23,924 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:29,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:29,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 60 states and 87 transitions. [2018-10-04 10:34:29,185 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 87 transitions. [2018-10-04 10:34:29,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-04 10:34:29,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:29,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:29,257 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:34:30,271 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:35,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:35,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 62 states and 90 transitions. [2018-10-04 10:34:35,842 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2018-10-04 10:34:35,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 10:34:35,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:35,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:35,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:34:36,069 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:42,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:42,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 64 states and 93 transitions. [2018-10-04 10:34:42,032 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2018-10-04 10:34:42,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-04 10:34:42,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:42,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:42,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:34:42,436 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:47,707 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 79 new depth: 66 [2018-10-04 10:34:50,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:50,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 66 states and 96 transitions. [2018-10-04 10:34:50,185 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 96 transitions. [2018-10-04 10:34:50,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 10:34:50,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:50,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:50,242 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:34:50,436 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:57,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:57,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 68 states and 99 transitions. [2018-10-04 10:34:57,206 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 99 transitions. [2018-10-04 10:34:57,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-04 10:34:57,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:57,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:57,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:34:58,064 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:04,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:04,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 70 states and 102 transitions. [2018-10-04 10:35:04,968 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 102 transitions. [2018-10-04 10:35:04,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 10:35:04,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:05,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:05,044 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:35:05,519 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:13,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:13,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 72 states and 105 transitions. [2018-10-04 10:35:13,552 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 105 transitions. [2018-10-04 10:35:13,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-04 10:35:13,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:13,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:13,619 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:35:13,910 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:21,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:21,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 74 states and 108 transitions. [2018-10-04 10:35:21,452 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 108 transitions. [2018-10-04 10:35:21,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 10:35:21,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:21,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:21,529 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:35:21,766 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:29,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:29,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 76 states and 111 transitions. [2018-10-04 10:35:29,958 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 111 transitions. [2018-10-04 10:35:29,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-04 10:35:29,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:30,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:30,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:35:30,280 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:34,010 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 87 new depth: 79 [2018-10-04 10:35:40,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:40,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 78 states and 114 transitions. [2018-10-04 10:35:40,056 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 114 transitions. [2018-10-04 10:35:40,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 10:35:40,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:40,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:40,129 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:35:40,403 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:49,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:49,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 80 states and 117 transitions. [2018-10-04 10:35:49,141 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2018-10-04 10:35:49,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-04 10:35:49,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:49,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:49,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:35:49,831 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:59,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:59,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 82 states and 120 transitions. [2018-10-04 10:35:59,156 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 120 transitions. [2018-10-04 10:35:59,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 10:35:59,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:59,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:59,234 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:35:59,570 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:09,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:09,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 84 states and 123 transitions. [2018-10-04 10:36:09,589 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 123 transitions. [2018-10-04 10:36:09,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-04 10:36:09,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:09,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:09,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:36:10,867 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:21,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:21,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 86 states and 126 transitions. [2018-10-04 10:36:21,487 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 126 transitions. [2018-10-04 10:36:21,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 10:36:21,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:21,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:21,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:36:21,917 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:33,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:33,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 88 states and 129 transitions. [2018-10-04 10:36:33,369 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 129 transitions. [2018-10-04 10:36:33,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-04 10:36:33,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:33,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:33,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:36:33,865 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:46,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:46,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 90 states and 132 transitions. [2018-10-04 10:36:46,066 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 132 transitions. [2018-10-04 10:36:46,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 10:36:46,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:46,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:46,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:36:46,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:52,060 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 103 new depth: 95 [2018-10-04 10:37:01,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:01,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 92 states and 135 transitions. [2018-10-04 10:37:01,021 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 135 transitions. [2018-10-04 10:37:01,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 10:37:01,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:01,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:01,135 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:37:01,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:14,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:14,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 94 states and 138 transitions. [2018-10-04 10:37:14,364 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 138 transitions. [2018-10-04 10:37:14,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 10:37:14,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:14,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:14,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:37:14,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:29,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:29,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 96 states and 141 transitions. [2018-10-04 10:37:29,038 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 141 transitions. [2018-10-04 10:37:29,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 10:37:29,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:29,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:29,193 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:37:29,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-04 10:37:44,077 INFO L202 PluginConnector]: Adding new model gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 04.10 10:37:44 ImpRootNode [2018-10-04 10:37:44,077 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 10:37:44,078 INFO L168 Benchmark]: Toolchain (without parser) took 272064.65 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -289.9 MB). Free memory was 1.5 GB in the beginning and 986.1 MB in the end (delta: 478.5 MB). Peak memory consumption was 188.6 MB. Max. memory is 7.1 GB. [2018-10-04 10:37:44,081 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. [2018-10-04 10:37:44,081 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.49 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. [2018-10-04 10:37:44,082 INFO L168 Benchmark]: Boogie Preprocessor took 21.21 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. [2018-10-04 10:37:44,082 INFO L168 Benchmark]: RCFGBuilder took 260.29 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. [2018-10-04 10:37:44,083 INFO L168 Benchmark]: CodeCheck took 271736.95 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -289.9 MB). Free memory was 1.4 GB in the beginning and 986.1 MB in the end (delta: 457.4 MB). Peak memory consumption was 167.4 MB. Max. memory is 7.1 GB. [2018-10-04 10:37:44,091 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 46]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 46) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. UNKNOWN Result, 271.6s OverallTime, 49 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, -278 SolverSat, -202 SolverUnsat, 64 SolverUnknown, 0 SolverNotchecked, 350.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13768 GetRequests, 12055 SyntacticMatches, 1139 SemanticMatches, 574 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 233.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 14.8s InterpolantComputationTime, 1323 NumberOfCodeBlocks, 1323 NumberOfCodeBlocksAsserted, 49 NumberOfCheckSat, 1274 ConstructedInterpolants, 0 QuantifiedInterpolants, 296649 SizeOfPredicates, 146 NumberOfNonLiveVariables, 6811 ConjunctsInSsa, 4995 ConjunctsInUnsatCore, 49 InterpolantComputations, 1 PerfectInterpolantSequences, 0/19600 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * 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 Procedure Inliner took 42.49 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 21.21 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 260.29 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. * CodeCheck took 271736.95 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -289.9 MB). Free memory was 1.4 GB in the beginning and 986.1 MB in the end (delta: 457.4 MB). Peak memory consumption was 167.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-04_10-37-44-105.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_10-37-44-105.csv Completed graceful shutdown