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 0.1.23-9f4048f [2018-10-04 13:38:40,726 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:38:40,728 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:38:40,740 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:38:40,741 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:38:40,742 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:38:40,743 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:38:40,745 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:38:40,746 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:38:40,747 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:38:40,748 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:38:40,748 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:38:40,749 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:38:40,750 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:38:40,751 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:38:40,752 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:38:40,753 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:38:40,755 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:38:40,760 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:38:40,761 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:38:40,764 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:38:40,768 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:38:40,770 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:38:40,771 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:38:40,771 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:38:40,772 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:38:40,775 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:38:40,776 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:38:40,777 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:38:40,779 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:38:40,780 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:38:40,780 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:38:40,782 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:38:40,782 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:38:40,785 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:38:40,786 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:38:40,786 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 13:38:40,814 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:38:40,815 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:38:40,815 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:38:40,816 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:38:40,817 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:38:40,817 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:38:40,817 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:38:40,818 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:38:40,818 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:38:40,818 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:38:40,822 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:38:40,822 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:38:40,822 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:38:40,822 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:38:40,823 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:38:40,823 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:38:40,823 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:38:40,823 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:38:40,823 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:38:40,824 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 13:38:40,824 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:38:40,824 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:38:40,824 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:38:40,825 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:38:40,826 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:38:40,826 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:38:40,826 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:38:40,826 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:38:40,826 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:38:40,827 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:38:40,878 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:38:40,893 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:38:40,900 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:38:40,901 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:38:40,902 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:38:40,903 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl [2018-10-04 13:38:40,903 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl' [2018-10-04 13:38:40,952 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:38:40,953 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:38:40,954 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:38:40,954 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:38:40,955 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:38:40,974 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 01:38:40" (1/1) ... [2018-10-04 13:38:40,986 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 01:38:40" (1/1) ... [2018-10-04 13:38:40,993 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:38:40,994 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:38:40,994 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:38:40,994 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:38:41,005 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 01:38:40" (1/1) ... [2018-10-04 13:38:41,006 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 01:38:40" (1/1) ... [2018-10-04 13:38:41,006 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 01:38:40" (1/1) ... [2018-10-04 13:38:41,007 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 01:38:40" (1/1) ... [2018-10-04 13:38:41,009 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 01:38:40" (1/1) ... [2018-10-04 13:38:41,011 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 01:38:40" (1/1) ... [2018-10-04 13:38:41,012 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 01:38:40" (1/1) ... [2018-10-04 13:38:41,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:38:41,014 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:38:41,014 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:38:41,015 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:38:41,015 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 01:38:40" (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 13:38:41,089 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-04 13:38:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 13:38:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 13:38:41,331 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 13:38:41,331 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 01:38:41 BoogieIcfgContainer [2018-10-04 13:38:41,332 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:38:41,332 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:38:41,332 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:38:41,345 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:38:41,346 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 01:38:41" (1/1) ... [2018-10-04 13:38:41,364 INFO L108 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 13:38:41,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:41,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-04 13:38:41,408 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-04 13:38:41,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 13:38:41,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:41,521 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:38:41,589 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 13:38:41,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:41,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 5 states and 6 transitions. [2018-10-04 13:38:41,818 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 6 transitions. [2018-10-04 13:38:41,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 13:38:41,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:41,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:41,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:38:41,931 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 13:38:42,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:42,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-04 13:38:42,691 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-04 13:38:42,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 13:38:42,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:42,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:42,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:38:42,841 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 13:38:43,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:43,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-10-04 13:38:43,194 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-10-04 13:38:43,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:38:43,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:43,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:43,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:38:43,624 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 13:38:44,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:44,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-10-04 13:38:44,222 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-10-04 13:38:44,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:38:44,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:44,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:44,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:38:44,326 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 13:38:45,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:45,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2018-10-04 13:38:45,439 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2018-10-04 13:38:45,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:38:45,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:45,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:45,468 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:38:45,533 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 13:38:46,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:46,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2018-10-04 13:38:46,981 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2018-10-04 13:38:46,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:38:46,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:47,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:47,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:38:47,080 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 13:38:47,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:47,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2018-10-04 13:38:47,825 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2018-10-04 13:38:47,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:38:47,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:47,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:47,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:38:47,952 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 13:38:49,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:49,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 16 states and 21 transitions. [2018-10-04 13:38:49,084 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2018-10-04 13:38:49,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:38:49,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:49,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:38:49,311 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 13:38:49,578 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 25 new depth: 17 [2018-10-04 13:38:50,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:50,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2018-10-04 13:38:50,454 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2018-10-04 13:38:50,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:38:50,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:50,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:50,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:38:50,608 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 13:38:51,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:51,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-10-04 13:38:51,650 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-10-04 13:38:51,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:38:51,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:51,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:51,683 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:38:51,775 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 13:38:53,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:53,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2018-10-04 13:38:53,117 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2018-10-04 13:38:53,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:38:53,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:53,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:53,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:38:53,271 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 13:38:54,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:54,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2018-10-04 13:38:54,618 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2018-10-04 13:38:54,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-04 13:38:54,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:54,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:54,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:38:54,831 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 13:38:56,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:56,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2018-10-04 13:38:56,226 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2018-10-04 13:38:56,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:38:56,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:56,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:56,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:38:56,412 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 13:38:59,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:59,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2018-10-04 13:38:59,204 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2018-10-04 13:38:59,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-04 13:38:59,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:59,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:59,235 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:38:59,441 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 13:39:01,596 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 37 new depth: 30 [2018-10-04 13:39:02,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:02,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2018-10-04 13:39:02,428 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2018-10-04 13:39:02,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:39:02,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:02,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:02,473 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:39:02,576 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 13:39:04,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:04,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 45 transitions. [2018-10-04 13:39:04,272 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2018-10-04 13:39:04,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-04 13:39:04,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:04,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:04,305 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:39:04,470 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 13:39:06,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:06,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 48 transitions. [2018-10-04 13:39:06,429 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2018-10-04 13:39:06,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 13:39:06,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:06,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:06,472 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:39:06,651 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 13:39:08,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:08,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 36 states and 51 transitions. [2018-10-04 13:39:08,698 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 51 transitions. [2018-10-04 13:39:08,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-04 13:39:08,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:08,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:08,747 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:39:08,912 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 13:39:11,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:11,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 38 states and 54 transitions. [2018-10-04 13:39:11,236 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 54 transitions. [2018-10-04 13:39:11,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:39:11,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:11,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:11,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:39:11,444 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 13:39:14,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:14,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 40 states and 57 transitions. [2018-10-04 13:39:14,133 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2018-10-04 13:39:14,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-04 13:39:14,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:14,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:14,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:39:14,550 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 13:39:16,188 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 49 new depth: 40 [2018-10-04 13:39:18,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:18,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 42 states and 60 transitions. [2018-10-04 13:39:18,273 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 60 transitions. [2018-10-04 13:39:18,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 13:39:18,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:18,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:18,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:39:18,452 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 13:39:21,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:21,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 44 states and 63 transitions. [2018-10-04 13:39:21,351 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 63 transitions. [2018-10-04 13:39:21,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-04 13:39:21,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:21,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:21,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:39:21,561 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 13:39:24,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:24,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 46 states and 66 transitions. [2018-10-04 13:39:24,661 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 66 transitions. [2018-10-04 13:39:24,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 13:39:24,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:24,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:24,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:39:24,885 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 13:39:28,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:28,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 48 states and 69 transitions. [2018-10-04 13:39:28,482 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 69 transitions. [2018-10-04 13:39:28,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-04 13:39:28,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:28,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:28,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:39:28,761 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 13:39:32,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:32,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 50 states and 72 transitions. [2018-10-04 13:39:32,435 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2018-10-04 13:39:32,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 13:39:32,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:32,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:32,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:39:32,696 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 13:39:36,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:36,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 52 states and 75 transitions. [2018-10-04 13:39:36,555 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2018-10-04 13:39:36,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-04 13:39:36,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:36,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:36,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:39:36,923 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 13:39:41,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:41,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 54 states and 78 transitions. [2018-10-04 13:39:41,076 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2018-10-04 13:39:41,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 13:39:41,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:41,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:41,123 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:39:42,335 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 62 new depth: 58 [2018-10-04 13:39:42,341 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 13:39:46,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:46,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 56 states and 81 transitions. [2018-10-04 13:39:46,837 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 81 transitions. [2018-10-04 13:39:46,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-04 13:39:46,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:46,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:46,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:39:47,056 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 13:39:51,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:51,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 58 states and 84 transitions. [2018-10-04 13:39:51,976 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 84 transitions. [2018-10-04 13:39:51,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 13:39:51,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:52,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:52,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:39:52,215 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 13:39:57,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:57,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 60 states and 87 transitions. [2018-10-04 13:39:57,357 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 87 transitions. [2018-10-04 13:39:57,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-04 13:39:57,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:57,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:57,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:39:58,513 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 13:40:04,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:04,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 62 states and 90 transitions. [2018-10-04 13:40:04,155 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2018-10-04 13:40:04,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:40:04,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:04,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:04,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:40:04,375 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 13:40:10,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:10,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 64 states and 93 transitions. [2018-10-04 13:40:10,284 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2018-10-04 13:40:10,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-04 13:40:10,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:10,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:10,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:40:10,516 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 13:40:15,766 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 79 new depth: 66 [2018-10-04 13:40:18,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:18,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 66 states and 96 transitions. [2018-10-04 13:40:18,295 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 96 transitions. [2018-10-04 13:40:18,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:40:18,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:18,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:18,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:40:18,571 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 13:40:25,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:25,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 68 states and 99 transitions. [2018-10-04 13:40:25,201 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 99 transitions. [2018-10-04 13:40:25,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-04 13:40:25,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:25,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:25,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:40:26,050 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 13:40:33,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:33,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 70 states and 102 transitions. [2018-10-04 13:40:33,011 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 102 transitions. [2018-10-04 13:40:33,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 13:40:33,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:33,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:33,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:40:33,318 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 13:40:41,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:41,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 72 states and 105 transitions. [2018-10-04 13:40:41,132 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 105 transitions. [2018-10-04 13:40:41,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-04 13:40:41,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:41,193 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:40:41,512 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 13:40:49,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:49,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 74 states and 108 transitions. [2018-10-04 13:40:49,074 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 108 transitions. [2018-10-04 13:40:49,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 13:40:49,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:49,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:49,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:40:49,426 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 13:40:57,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:57,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 76 states and 111 transitions. [2018-10-04 13:40:57,502 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 111 transitions. [2018-10-04 13:40:57,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-04 13:40:57,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:57,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:57,574 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:40:57,814 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 13:41:01,499 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 87 new depth: 79 [2018-10-04 13:41:07,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:07,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 78 states and 114 transitions. [2018-10-04 13:41:07,547 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 114 transitions. [2018-10-04 13:41:07,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:41:07,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:07,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:07,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:41:08,109 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 13:41:16,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:16,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 80 states and 117 transitions. [2018-10-04 13:41:16,698 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2018-10-04 13:41:16,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-04 13:41:16,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:16,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:16,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:41:17,424 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 13:41:26,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:26,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 82 states and 120 transitions. [2018-10-04 13:41:26,711 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 120 transitions. [2018-10-04 13:41:26,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 13:41:26,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:26,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:26,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:41:27,070 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 13:41:36,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:37,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 84 states and 123 transitions. [2018-10-04 13:41:37,000 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 123 transitions. [2018-10-04 13:41:37,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-04 13:41:37,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:37,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:37,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:41:38,394 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 13:41:48,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:48,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 86 states and 126 transitions. [2018-10-04 13:41:48,905 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 126 transitions. [2018-10-04 13:41:48,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:41:48,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:48,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:48,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:41:49,343 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 13:42:00,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:42:00,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 88 states and 129 transitions. [2018-10-04 13:42:00,551 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 129 transitions. [2018-10-04 13:42:00,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-04 13:42:00,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:42:00,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:42:00,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:42:01,007 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 13:42:12,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:42:12,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 90 states and 132 transitions. [2018-10-04 13:42:12,932 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 132 transitions. [2018-10-04 13:42:12,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:42:12,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:42:13,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:42:13,030 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:42:13,409 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 13:42:19,248 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 103 new depth: 95 [2018-10-04 13:42:28,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:42:28,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 92 states and 135 transitions. [2018-10-04 13:42:28,526 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 135 transitions. [2018-10-04 13:42:28,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 13:42:28,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:42:28,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:42:28,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:42:29,050 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 13:42:42,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:42:42,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 94 states and 138 transitions. [2018-10-04 13:42:42,174 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 138 transitions. [2018-10-04 13:42:42,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:42:42,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:42:42,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:42:42,285 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:42:42,654 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 13:42:56,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:42:56,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 96 states and 141 transitions. [2018-10-04 13:42:56,573 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 141 transitions. [2018-10-04 13:42:56,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 13:42:56,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:42:56,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:42:56,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:42:57,240 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 13:43:11,180 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 01:43:11 ImpRootNode [2018-10-04 13:43:11,180 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 13:43:11,181 INFO L168 Benchmark]: Toolchain (without parser) took 270228.24 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -231.7 MB). Free memory was 1.5 GB in the beginning and 986.7 MB in the end (delta: 464.2 MB). Peak memory consumption was 232.5 MB. Max. memory is 7.1 GB. [2018-10-04 13:43:11,184 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 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 13:43:11,185 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.31 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 13:43:11,185 INFO L168 Benchmark]: Boogie Preprocessor took 19.97 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 13:43:11,186 INFO L168 Benchmark]: RCFGBuilder took 317.57 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 13:43:11,187 INFO L168 Benchmark]: CodeCheck took 269847.76 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -231.7 MB). Free memory was 1.4 GB in the beginning and 986.7 MB in the end (delta: 443.1 MB). Peak memory consumption was 211.4 MB. Max. memory is 7.1 GB. [2018-10-04 13:43:11,198 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, 269.7s 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, 350.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13768 GetRequests, 12055 SyntacticMatches, 1139 SemanticMatches, 574 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 238.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 14.6s 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 0.18 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 39.31 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 19.97 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 317.57 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 269847.76 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -231.7 MB). Free memory was 1.4 GB in the beginning and 986.7 MB in the end (delta: 443.1 MB). Peak memory consumption was 211.4 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_13-43-11-214.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_13-43-11-214.csv Completed graceful shutdown