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.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/gauss_sum.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-10-01 02:04:38,052 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-01 02:04:38,054 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-01 02:04:38,070 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-01 02:04:38,070 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-01 02:04:38,071 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-01 02:04:38,072 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-01 02:04:38,075 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-01 02:04:38,080 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-01 02:04:38,081 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-01 02:04:38,082 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-01 02:04:38,082 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-01 02:04:38,083 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-01 02:04:38,087 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-01 02:04:38,088 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-01 02:04:38,090 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-01 02:04:38,093 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-01 02:04:38,097 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-01 02:04:38,101 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-01 02:04:38,102 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-01 02:04:38,103 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-01 02:04:38,106 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-01 02:04:38,110 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-01 02:04:38,112 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-01 02:04:38,112 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-01 02:04:38,113 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-01 02:04:38,114 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-01 02:04:38,115 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-01 02:04:38,117 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-01 02:04:38,119 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-01 02:04:38,119 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-01 02:04:38,120 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-01 02:04:38,120 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-01 02:04:38,120 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-01 02:04:38,121 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-01 02:04:38,123 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-01 02:04:38,123 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-01 02:04:38,149 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-01 02:04:38,149 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-01 02:04:38,150 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-01 02:04:38,150 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-01 02:04:38,150 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-01 02:04:38,151 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-01 02:04:38,151 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-01 02:04:38,151 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-01 02:04:38,151 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-01 02:04:38,151 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-01 02:04:38,152 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-01 02:04:38,152 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-01 02:04:38,152 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-01 02:04:38,152 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-01 02:04:38,155 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-01 02:04:38,156 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-01 02:04:38,156 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-01 02:04:38,156 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-01 02:04:38,156 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-01 02:04:38,156 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-01 02:04:38,157 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-01 02:04:38,157 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 02:04:38,157 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-01 02:04:38,157 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-01 02:04:38,157 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-01 02:04:38,158 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-01 02:04:38,158 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-01 02:04:38,158 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-01 02:04:38,158 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-01 02:04:38,231 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-01 02:04:38,249 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-01 02:04:38,254 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-01 02:04:38,256 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-01 02:04:38,257 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-01 02:04:38,257 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gauss_sum.i_3.bpl [2018-10-01 02:04:38,258 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gauss_sum.i_3.bpl' [2018-10-01 02:04:38,317 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-01 02:04:38,323 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-01 02:04:38,323 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-01 02:04:38,324 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-01 02:04:38,324 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-01 02:04:38,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:04:38" (1/1) ... [2018-10-01 02:04:38,357 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:04:38" (1/1) ... [2018-10-01 02:04:38,364 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-01 02:04:38,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-01 02:04:38,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-01 02:04:38,366 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-01 02:04:38,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:04:38" (1/1) ... [2018-10-01 02:04:38,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:04:38" (1/1) ... [2018-10-01 02:04:38,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:04:38" (1/1) ... [2018-10-01 02:04:38,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:04:38" (1/1) ... [2018-10-01 02:04:38,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:04:38" (1/1) ... [2018-10-01 02:04:38,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:04:38" (1/1) ... [2018-10-01 02:04:38,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:04:38" (1/1) ... [2018-10-01 02:04:38,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-01 02:04:38,391 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-01 02:04:38,392 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-01 02:04:38,392 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-01 02:04:38,393 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:04:38" (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 [2018-10-01 02:04:38,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-01 02:04:38,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-01 02:04:38,766 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-01 02:04:38,767 INFO L202 PluginConnector]: Adding new model gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 02:04:38 BoogieIcfgContainer [2018-10-01 02:04:38,767 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-01 02:04:38,768 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-01 02:04:38,768 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-01 02:04:38,780 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-01 02:04:38,780 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 02:04:38" (1/1) ... [2018-10-01 02:04:38,798 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-01 02:04:38,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:04:38,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-01 02:04:38,842 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-01 02:04:38,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-01 02:04:38,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:04:38,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:04:38,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:04:39,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:04:39,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:04:39,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-10-01 02:04:39,291 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-10-01 02:04:39,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-01 02:04:39,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:04:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:04:39,326 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:04:39,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:04:39,571 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 12 [2018-10-01 02:04:40,151 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-10-01 02:04:40,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:04:40,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-10-01 02:04:40,278 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2018-10-01 02:04:40,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:04:40,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:04:40,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:04:40,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:04:40,431 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:04:40,795 WARN L178 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 12 [2018-10-01 02:04:41,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:04:41,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2018-10-01 02:04:41,097 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2018-10-01 02:04:41,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:04:41,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:04:41,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:04:41,127 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:04:41,210 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:04:41,946 WARN L178 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2018-10-01 02:04:41,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:04:41,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-10-01 02:04:41,979 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-10-01 02:04:41,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:04:41,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:04:42,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:04:42,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:04:42,121 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:04:42,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:04:42,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2018-10-01 02:04:42,662 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2018-10-01 02:04:42,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 02:04:42,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:04:42,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:04:42,702 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:04:42,840 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:04:43,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:04:43,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2018-10-01 02:04:43,617 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2018-10-01 02:04:43,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-01 02:04:43,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:04:43,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:04:43,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:04:43,836 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:04:44,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:04:44,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2018-10-01 02:04:44,591 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2018-10-01 02:04:44,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 02:04:44,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:04:44,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:04:44,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:04:44,773 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:04:45,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:04:45,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2018-10-01 02:04:45,583 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2018-10-01 02:04:45,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 02:04:45,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:04:45,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:04:45,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:04:45,794 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:04:46,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:04:46,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2018-10-01 02:04:46,766 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2018-10-01 02:04:46,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-01 02:04:46,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:04:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:04:46,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:04:47,416 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:04:49,586 WARN L178 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2018-10-01 02:04:49,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:04:49,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 37 states and 44 transitions. [2018-10-01 02:04:49,942 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 44 transitions. [2018-10-01 02:04:49,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-01 02:04:49,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:04:49,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:04:49,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:04:51,795 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:04:52,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:04:52,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 41 states and 49 transitions. [2018-10-01 02:04:52,924 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2018-10-01 02:04:52,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-01 02:04:52,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:04:52,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:04:52,961 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:04:53,211 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:04:54,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:04:54,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 54 transitions. [2018-10-01 02:04:54,725 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2018-10-01 02:04:54,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-01 02:04:54,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:04:54,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:04:54,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:04:55,009 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:04:56,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:04:56,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 49 states and 59 transitions. [2018-10-01 02:04:56,167 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2018-10-01 02:04:56,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-01 02:04:56,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:04:56,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:04:56,202 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:04:56,489 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:04:57,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:04:57,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 53 states and 64 transitions. [2018-10-01 02:04:57,915 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 64 transitions. [2018-10-01 02:04:57,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-01 02:04:57,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:04:57,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:04:57,964 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:04:58,223 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:04:59,529 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2018-10-01 02:04:59,958 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2018-10-01 02:05:00,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:05:00,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 57 states and 69 transitions. [2018-10-01 02:05:00,073 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 69 transitions. [2018-10-01 02:05:00,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-01 02:05:00,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:05:00,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:05:00,120 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:05:00,340 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:05:01,432 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2018-10-01 02:05:01,886 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2018-10-01 02:05:02,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:05:02,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 61 states and 74 transitions. [2018-10-01 02:05:02,014 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 74 transitions. [2018-10-01 02:05:02,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-01 02:05:02,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:05:02,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:05:02,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:05:02,282 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:05:03,232 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-10-01 02:05:03,807 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-10-01 02:05:03,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:05:03,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 65 states and 79 transitions. [2018-10-01 02:05:03,961 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 79 transitions. [2018-10-01 02:05:03,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-01 02:05:03,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:05:04,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:05:04,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:05:04,311 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:05:05,502 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-10-01 02:05:06,050 WARN L178 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2018-10-01 02:05:06,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:05:06,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 69 states and 84 transitions. [2018-10-01 02:05:06,262 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 84 transitions. [2018-10-01 02:05:06,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-01 02:05:06,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:05:06,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:05:06,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:05:06,591 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:05:07,895 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2018-10-01 02:05:08,550 WARN L178 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-10-01 02:05:08,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:05:08,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 73 states and 89 transitions. [2018-10-01 02:05:08,714 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 89 transitions. [2018-10-01 02:05:08,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-01 02:05:08,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:05:08,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:05:08,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:05:09,111 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:05:10,394 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-10-01 02:05:11,094 WARN L178 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-10-01 02:05:11,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:05:11,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 77 states and 94 transitions. [2018-10-01 02:05:11,263 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 94 transitions. [2018-10-01 02:05:11,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-01 02:05:11,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:05:11,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:05:11,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:05:11,640 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:05:12,896 WARN L178 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-10-01 02:05:13,588 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2018-10-01 02:05:13,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:05:13,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 81 states and 99 transitions. [2018-10-01 02:05:13,777 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 99 transitions. [2018-10-01 02:05:13,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-01 02:05:13,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:05:13,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:05:13,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:05:14,373 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:05:15,729 WARN L178 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2018-10-01 02:05:16,478 WARN L178 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2018-10-01 02:05:16,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:05:16,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 85 states and 104 transitions. [2018-10-01 02:05:16,691 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 104 transitions. [2018-10-01 02:05:16,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-01 02:05:16,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:05:16,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:05:16,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:05:17,129 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:05:18,616 WARN L178 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2018-10-01 02:05:19,456 WARN L178 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2018-10-01 02:05:19,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:05:19,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 89 states and 109 transitions. [2018-10-01 02:05:19,662 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 109 transitions. [2018-10-01 02:05:19,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-01 02:05:19,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:05:19,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:05:19,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:05:20,091 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:05:21,681 WARN L178 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2018-10-01 02:05:22,568 WARN L178 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2018-10-01 02:05:22,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:05:22,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 93 states and 114 transitions. [2018-10-01 02:05:22,805 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 114 transitions. [2018-10-01 02:05:22,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-01 02:05:22,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:05:22,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:05:22,869 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:05:23,295 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:05:25,032 WARN L178 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2018-10-01 02:05:25,941 WARN L178 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2018-10-01 02:05:26,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:05:26,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 97 states and 119 transitions. [2018-10-01 02:05:26,179 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 119 transitions. [2018-10-01 02:05:26,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-01 02:05:26,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:05:26,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:05:26,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:05:26,664 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:05:28,356 WARN L178 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2018-10-01 02:05:29,403 WARN L178 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-10-01 02:05:29,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:05:29,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 101 states and 124 transitions. [2018-10-01 02:05:29,672 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 124 transitions. [2018-10-01 02:05:29,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-01 02:05:29,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:05:29,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:05:29,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:05:30,189 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:05:31,977 WARN L178 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2018-10-01 02:05:33,003 WARN L178 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2018-10-01 02:05:33,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:05:33,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 105 states and 129 transitions. [2018-10-01 02:05:33,254 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 129 transitions. [2018-10-01 02:05:33,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-01 02:05:33,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:05:33,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:05:33,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:05:33,774 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:05:35,836 WARN L178 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2018-10-01 02:05:36,944 WARN L178 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2018-10-01 02:05:37,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:05:37,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 109 states and 134 transitions. [2018-10-01 02:05:37,209 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 134 transitions. [2018-10-01 02:05:37,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-01 02:05:37,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:05:37,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:05:37,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:05:37,843 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:05:39,983 WARN L178 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2018-10-01 02:05:41,115 WARN L178 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2018-10-01 02:05:41,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:05:41,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 113 states and 139 transitions. [2018-10-01 02:05:41,746 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 139 transitions. [2018-10-01 02:05:41,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-01 02:05:41,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:05:41,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:05:41,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:05:42,255 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:05:44,259 WARN L178 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2018-10-01 02:05:45,584 WARN L178 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2018-10-01 02:05:45,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:05:45,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 117 states and 144 transitions. [2018-10-01 02:05:45,871 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 144 transitions. [2018-10-01 02:05:45,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-01 02:05:45,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:05:45,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:05:45,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:05:46,393 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:05:48,483 WARN L178 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2018-10-01 02:05:49,783 WARN L178 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2018-10-01 02:05:50,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:05:50,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 121 states and 149 transitions. [2018-10-01 02:05:50,152 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 149 transitions. [2018-10-01 02:05:50,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-01 02:05:50,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:05:50,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:05:50,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:05:50,721 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:05:52,917 WARN L178 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2018-10-01 02:05:54,265 WARN L178 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2018-10-01 02:05:54,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:05:54,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 125 states and 154 transitions. [2018-10-01 02:05:54,581 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 154 transitions. [2018-10-01 02:05:54,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-01 02:05:54,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:05:54,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:05:54,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:05:55,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:05:58,180 WARN L178 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2018-10-01 02:05:59,578 WARN L178 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2018-10-01 02:05:59,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:05:59,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 129 states and 159 transitions. [2018-10-01 02:05:59,923 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 159 transitions. [2018-10-01 02:05:59,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-01 02:05:59,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:05:59,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:05:59,989 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:06:00,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:06:03,088 WARN L178 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2018-10-01 02:06:04,549 WARN L178 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2018-10-01 02:06:04,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:06:04,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 133 states and 164 transitions. [2018-10-01 02:06:04,898 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 164 transitions. [2018-10-01 02:06:04,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-01 02:06:04,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:06:04,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:06:04,961 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:06:05,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:06:08,164 WARN L178 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2018-10-01 02:06:09,684 WARN L178 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2018-10-01 02:06:10,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:06:10,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 137 states and 169 transitions. [2018-10-01 02:06:10,079 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 169 transitions. [2018-10-01 02:06:10,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-01 02:06:10,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:06:10,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:06:10,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:06:10,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:06:13,513 WARN L178 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2018-10-01 02:06:15,077 WARN L178 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2018-10-01 02:06:15,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:06:15,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 141 states and 174 transitions. [2018-10-01 02:06:15,491 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 174 transitions. [2018-10-01 02:06:15,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-01 02:06:15,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:06:15,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:06:15,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:06:16,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:06:18,964 WARN L178 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2018-10-01 02:06:20,696 WARN L178 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2018-10-01 02:06:21,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:06:21,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 145 states and 179 transitions. [2018-10-01 02:06:21,096 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 179 transitions. [2018-10-01 02:06:21,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-01 02:06:21,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:06:21,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:06:21,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:06:22,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:06:25,145 WARN L178 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2018-10-01 02:06:26,917 WARN L178 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 260 [2018-10-01 02:06:27,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:06:27,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 149 states and 184 transitions. [2018-10-01 02:06:27,331 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 184 transitions. [2018-10-01 02:06:27,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-01 02:06:27,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:06:27,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:06:27,406 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:06:28,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:06:30,009 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 13 [2018-10-01 02:06:30,945 WARN L178 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 266 [2018-10-01 02:06:32,851 WARN L178 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2018-10-01 02:06:33,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:06:33,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 153 states and 189 transitions. [2018-10-01 02:06:33,370 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 189 transitions. [2018-10-01 02:06:33,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-01 02:06:33,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:06:33,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:06:33,473 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:06:34,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:06:36,512 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 13 [2018-10-01 02:06:37,417 WARN L178 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 273 [2018-10-01 02:06:39,314 WARN L178 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 274 [2018-10-01 02:06:39,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:06:39,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 157 states and 194 transitions. [2018-10-01 02:06:39,775 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 194 transitions. [2018-10-01 02:06:39,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-01 02:06:39,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:06:39,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:06:39,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:06:40,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:06:43,144 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 13 [2018-10-01 02:06:44,087 WARN L178 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 280 [2018-10-01 02:06:46,092 WARN L178 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 281 [2018-10-01 02:06:46,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:06:46,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 161 states and 199 transitions. [2018-10-01 02:06:46,593 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 199 transitions. [2018-10-01 02:06:46,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-01 02:06:46,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:06:46,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:06:46,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:06:47,435 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:06:49,718 WARN L178 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 13 [2018-10-01 02:06:50,714 WARN L178 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2018-10-01 02:06:52,812 WARN L178 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2018-10-01 02:06:53,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:06:53,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 165 states and 204 transitions. [2018-10-01 02:06:53,290 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 204 transitions. [2018-10-01 02:06:53,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-01 02:06:53,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:06:53,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:06:53,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:06:54,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:06:56,471 WARN L178 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 13 [2018-10-01 02:06:57,542 WARN L178 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 294 [2018-10-01 02:06:59,644 WARN L178 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 295 [2018-10-01 02:07:00,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:07:00,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 169 states and 209 transitions. [2018-10-01 02:07:00,151 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 209 transitions. [2018-10-01 02:07:00,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-01 02:07:00,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:07:00,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:07:00,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:07:02,215 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:07:04,609 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 13 [2018-10-01 02:07:05,665 WARN L178 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 301 [2018-10-01 02:07:07,945 WARN L178 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 302 [2018-10-01 02:07:08,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:07:08,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 173 states and 214 transitions. [2018-10-01 02:07:08,473 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 214 transitions. [2018-10-01 02:07:08,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-01 02:07:08,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:07:08,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:07:08,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:07:09,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:07:11,863 WARN L178 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 13 [2018-10-01 02:07:13,034 WARN L178 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 307 [2018-10-01 02:07:15,354 WARN L178 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 308 [2018-10-01 02:07:15,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:07:15,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 177 states and 219 transitions. [2018-10-01 02:07:15,943 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 219 transitions. [2018-10-01 02:07:15,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-01 02:07:15,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:07:16,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:07:16,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:07:16,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:07:22,321 WARN L178 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 13 [2018-10-01 02:07:23,469 WARN L178 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 314 [2018-10-01 02:07:25,840 WARN L178 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 315 [2018-10-01 02:07:26,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:07:26,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 181 states and 224 transitions. [2018-10-01 02:07:26,405 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 224 transitions. [2018-10-01 02:07:26,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-01 02:07:26,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:07:26,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:07:26,551 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:07:27,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:07:30,350 WARN L178 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 13 [2018-10-01 02:07:31,506 WARN L178 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 321 [2018-10-01 02:07:33,975 WARN L178 SmtUtils]: Spent 449.00 ms on a formula simplification that was a NOOP. DAG size: 322 [2018-10-01 02:07:34,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:07:34,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 185 states and 229 transitions. [2018-10-01 02:07:34,557 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 229 transitions. [2018-10-01 02:07:34,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-01 02:07:34,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:07:34,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:07:34,697 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:07:35,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:07:38,546 WARN L178 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 13 [2018-10-01 02:07:39,741 WARN L178 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 328 [2018-10-01 02:07:42,225 WARN L178 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 329 [2018-10-01 02:07:43,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:07:43,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 189 states and 234 transitions. [2018-10-01 02:07:43,075 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 234 transitions. [2018-10-01 02:07:43,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-01 02:07:43,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:07:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:07:43,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:07:44,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:07:46,987 WARN L178 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 13 [2018-10-01 02:07:48,269 WARN L178 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 335 [2018-10-01 02:07:50,904 WARN L178 SmtUtils]: Spent 484.00 ms on a formula simplification that was a NOOP. DAG size: 336 [2018-10-01 02:07:51,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:07:51,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 193 states and 239 transitions. [2018-10-01 02:07:51,536 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 239 transitions. [2018-10-01 02:07:51,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-01 02:07:51,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:07:51,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:07:51,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:07:52,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:07:55,632 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 13 [2018-10-01 02:07:56,945 WARN L178 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2018-10-01 02:07:59,633 WARN L178 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 343 [2018-10-01 02:08:00,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:08:00,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 197 states and 244 transitions. [2018-10-01 02:08:00,365 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 244 transitions. [2018-10-01 02:08:00,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-01 02:08:00,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:08:00,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:08:00,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:08:01,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:08:04,610 WARN L178 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 13 [2018-10-01 02:08:05,927 WARN L178 SmtUtils]: Spent 511.00 ms on a formula simplification that was a NOOP. DAG size: 349 [2018-10-01 02:08:08,736 WARN L178 SmtUtils]: Spent 525.00 ms on a formula simplification that was a NOOP. DAG size: 350 [2018-10-01 02:08:09,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:08:09,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 201 states and 249 transitions. [2018-10-01 02:08:09,399 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 249 transitions. [2018-10-01 02:08:09,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-01 02:08:09,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:08:09,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:08:09,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:08:11,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:08:14,391 WARN L178 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 354 DAG size of output: 13 [2018-10-01 02:08:15,794 WARN L178 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 356 [2018-10-01 02:08:18,732 WARN L178 SmtUtils]: Spent 610.00 ms on a formula simplification that was a NOOP. DAG size: 357 [2018-10-01 02:08:19,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:08:19,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 205 states and 254 transitions. [2018-10-01 02:08:19,416 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 254 transitions. [2018-10-01 02:08:19,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-01 02:08:19,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:08:19,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:08:19,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:08:20,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:08:23,702 WARN L178 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 13 [2018-10-01 02:08:25,126 WARN L178 SmtUtils]: Spent 553.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2018-10-01 02:08:28,128 WARN L178 SmtUtils]: Spent 545.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2018-10-01 02:08:28,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:08:28,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 209 states and 259 transitions. [2018-10-01 02:08:28,881 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 259 transitions. [2018-10-01 02:08:28,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-01 02:08:28,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:08:29,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:08:29,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:08:30,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:08:33,328 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 368 DAG size of output: 13 [2018-10-01 02:08:34,929 WARN L178 SmtUtils]: Spent 567.00 ms on a formula simplification that was a NOOP. DAG size: 370 [2018-10-01 02:08:38,010 WARN L178 SmtUtils]: Spent 565.00 ms on a formula simplification that was a NOOP. DAG size: 371 [2018-10-01 02:08:38,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:08:38,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 213 states and 264 transitions. [2018-10-01 02:08:38,733 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 264 transitions. [2018-10-01 02:08:38,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-01 02:08:38,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:08:38,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:08:38,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:08:39,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:08:43,294 WARN L178 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 374 DAG size of output: 13 [2018-10-01 02:08:44,823 WARN L178 SmtUtils]: Spent 573.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2018-10-01 02:08:47,987 WARN L178 SmtUtils]: Spent 572.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2018-10-01 02:08:48,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:08:48,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 217 states and 269 transitions. [2018-10-01 02:08:48,732 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 269 transitions. [2018-10-01 02:08:48,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-01 02:08:48,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:08:48,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:08:48,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:08:50,036 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:08:53,441 WARN L178 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 13 [2018-10-01 02:08:55,043 WARN L178 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2018-10-01 02:08:58,318 WARN L178 SmtUtils]: Spent 590.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2018-10-01 02:08:59,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:08:59,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 221 states and 274 transitions. [2018-10-01 02:08:59,074 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 274 transitions. [2018-10-01 02:08:59,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-01 02:08:59,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:08:59,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:08:59,235 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:09:00,628 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:09:04,199 WARN L178 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 388 DAG size of output: 13 [2018-10-01 02:09:05,919 WARN L178 SmtUtils]: Spent 600.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2018-10-01 02:09:09,351 WARN L178 SmtUtils]: Spent 603.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2018-10-01 02:09:10,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:09:10,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 225 states and 279 transitions. [2018-10-01 02:09:10,188 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 279 transitions. [2018-10-01 02:09:10,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-01 02:09:10,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:09:10,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:09:10,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:09:11,608 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:09:15,282 WARN L178 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 13 [2018-10-01 02:09:16,901 WARN L178 SmtUtils]: Spent 622.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2018-10-01 02:09:20,476 WARN L178 SmtUtils]: Spent 634.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2018-10-01 02:09:21,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:09:21,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 229 states and 284 transitions. [2018-10-01 02:09:21,265 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 284 transitions. [2018-10-01 02:09:21,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-01 02:09:21,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:09:21,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:09:21,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:09:22,620 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:09:26,514 WARN L178 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 13 [2018-10-01 02:09:28,176 WARN L178 SmtUtils]: Spent 629.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2018-10-01 02:09:31,820 WARN L178 SmtUtils]: Spent 628.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2018-10-01 02:09:32,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:09:32,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 233 states and 289 transitions. [2018-10-01 02:09:32,623 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 289 transitions. [2018-10-01 02:09:32,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-01 02:09:32,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:09:32,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:09:32,885 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:09:34,609 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:09:38,632 WARN L178 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 409 DAG size of output: 13 [2018-10-01 02:09:40,438 WARN L178 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2018-10-01 02:09:44,184 WARN L178 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2018-10-01 02:09:45,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:09:45,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 237 states and 294 transitions. [2018-10-01 02:09:45,055 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 294 transitions. [2018-10-01 02:09:45,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-01 02:09:45,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:09:45,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:09:45,239 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:09:47,526 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:09:51,466 WARN L178 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 13 [2018-10-01 02:09:53,221 WARN L178 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 418 [2018-10-01 02:09:57,077 WARN L178 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 419 [2018-10-01 02:09:57,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:09:57,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 241 states and 299 transitions. [2018-10-01 02:09:57,925 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 299 transitions. [2018-10-01 02:09:57,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-01 02:09:57,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:09:58,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:09:58,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:09:59,340 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:10:03,583 WARN L178 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 423 DAG size of output: 13 [2018-10-01 02:10:05,378 WARN L178 SmtUtils]: Spent 670.00 ms on a formula simplification that was a NOOP. DAG size: 425 [2018-10-01 02:10:09,426 WARN L178 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 426 [2018-10-01 02:10:10,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:10:10,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 245 states and 304 transitions. [2018-10-01 02:10:10,412 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 304 transitions. [2018-10-01 02:10:10,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-01 02:10:10,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:10:10,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:10:10,613 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:10:11,988 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:10:16,177 WARN L178 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 13 [2018-10-01 02:10:18,092 WARN L178 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 432 [2018-10-01 02:10:22,154 WARN L178 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 433 [2018-10-01 02:10:23,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:10:23,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 249 states and 309 transitions. [2018-10-01 02:10:23,088 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 309 transitions. [2018-10-01 02:10:23,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-01 02:10:23,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:10:23,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:10:23,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:10:24,590 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:10:28,940 WARN L178 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 13 [2018-10-01 02:10:30,851 WARN L178 SmtUtils]: Spent 722.00 ms on a formula simplification that was a NOOP. DAG size: 439 [2018-10-01 02:10:35,052 WARN L178 SmtUtils]: Spent 735.00 ms on a formula simplification that was a NOOP. DAG size: 440 [2018-10-01 02:10:36,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:10:36,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 253 states and 314 transitions. [2018-10-01 02:10:36,021 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 314 transitions. [2018-10-01 02:10:36,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-01 02:10:36,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:10:36,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:10:36,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:10:37,752 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:10:42,149 WARN L178 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 444 DAG size of output: 13 [2018-10-01 02:10:44,115 WARN L178 SmtUtils]: Spent 734.00 ms on a formula simplification that was a NOOP. DAG size: 446 [2018-10-01 02:10:48,352 WARN L178 SmtUtils]: Spent 748.00 ms on a formula simplification that was a NOOP. DAG size: 447 [2018-10-01 02:10:49,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:10:49,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 257 states and 319 transitions. [2018-10-01 02:10:49,349 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 319 transitions. [2018-10-01 02:10:49,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-01 02:10:49,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:10:49,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:10:49,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:10:50,946 INFO L134 CoverageAnalysis]: Checked inductivity of 4290 backedges. 0 proven. 4290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:10:55,513 WARN L178 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 13 [2018-10-01 02:10:57,561 WARN L178 SmtUtils]: Spent 809.00 ms on a formula simplification that was a NOOP. DAG size: 452 [2018-10-01 02:11:01,859 WARN L178 SmtUtils]: Spent 752.00 ms on a formula simplification that was a NOOP. DAG size: 453 [2018-10-01 02:11:02,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:11:02,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 261 states and 324 transitions. [2018-10-01 02:11:02,906 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 324 transitions. [2018-10-01 02:11:02,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-01 02:11:02,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:11:03,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:11:03,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:11:04,548 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:11:09,372 WARN L178 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 13 [2018-10-01 02:11:11,406 WARN L178 SmtUtils]: Spent 759.00 ms on a formula simplification that was a NOOP. DAG size: 459 [2018-10-01 02:11:15,899 WARN L178 SmtUtils]: Spent 760.00 ms on a formula simplification that was a NOOP. DAG size: 460 [2018-10-01 02:11:16,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:11:16,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 265 states and 329 transitions. [2018-10-01 02:11:16,941 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 329 transitions. [2018-10-01 02:11:16,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-01 02:11:16,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:11:17,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:11:17,217 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:11:18,784 INFO L134 CoverageAnalysis]: Checked inductivity of 4556 backedges. 0 proven. 4556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:11:23,486 WARN L178 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 464 DAG size of output: 13 [2018-10-01 02:11:25,590 WARN L178 SmtUtils]: Spent 791.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2018-10-01 02:11:30,148 WARN L178 SmtUtils]: Spent 769.00 ms on a formula simplification that was a NOOP. DAG size: 467 [2018-10-01 02:11:31,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:11:31,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 269 states and 334 transitions. [2018-10-01 02:11:31,203 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 334 transitions. [2018-10-01 02:11:31,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-01 02:11:31,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:11:31,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:11:31,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:11:32,998 INFO L134 CoverageAnalysis]: Checked inductivity of 4692 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:11:37,821 WARN L178 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 471 DAG size of output: 13 [2018-10-01 02:11:40,128 WARN L178 SmtUtils]: Spent 799.00 ms on a formula simplification that was a NOOP. DAG size: 473 [2018-10-01 02:11:44,832 WARN L178 SmtUtils]: Spent 824.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2018-10-01 02:11:45,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:11:45,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 273 states and 339 transitions. [2018-10-01 02:11:45,925 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 339 transitions. [2018-10-01 02:11:45,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-01 02:11:45,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:11:46,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:11:46,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:11:47,682 INFO L134 CoverageAnalysis]: Checked inductivity of 4830 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:11:52,673 WARN L178 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 13 [2018-10-01 02:11:55,134 WARN L178 SmtUtils]: Spent 871.00 ms on a formula simplification that was a NOOP. DAG size: 480 [2018-10-01 02:12:00,012 WARN L178 SmtUtils]: Spent 838.00 ms on a formula simplification that was a NOOP. DAG size: 481 [2018-10-01 02:12:01,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:12:01,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 277 states and 344 transitions. [2018-10-01 02:12:01,270 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 344 transitions. [2018-10-01 02:12:01,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-01 02:12:01,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:12:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:12:01,575 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:12:03,089 INFO L134 CoverageAnalysis]: Checked inductivity of 4970 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:12:08,296 WARN L178 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 485 DAG size of output: 13 [2018-10-01 02:12:10,788 WARN L178 SmtUtils]: Spent 870.00 ms on a formula simplification that was a NOOP. DAG size: 487 [2018-10-01 02:12:15,864 WARN L178 SmtUtils]: Spent 865.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2018-10-01 02:12:17,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:12:17,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 281 states and 349 transitions. [2018-10-01 02:12:17,069 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 349 transitions. [2018-10-01 02:12:17,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-01 02:12:17,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:12:17,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:12:17,386 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:12:18,908 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 5112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:12:24,110 WARN L178 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 492 DAG size of output: 13 [2018-10-01 02:12:26,462 WARN L178 SmtUtils]: Spent 858.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2018-10-01 02:12:31,588 WARN L178 SmtUtils]: Spent 887.00 ms on a formula simplification that was a NOOP. DAG size: 495 [2018-10-01 02:12:32,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:12:32,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 285 states and 354 transitions. [2018-10-01 02:12:32,828 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 354 transitions. [2018-10-01 02:12:32,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-01 02:12:32,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:12:33,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:12:33,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:12:34,975 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:12:40,274 WARN L178 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 499 DAG size of output: 13 [2018-10-01 02:12:42,594 WARN L178 SmtUtils]: Spent 846.00 ms on a formula simplification that was a NOOP. DAG size: 501 [2018-10-01 02:12:47,793 WARN L178 SmtUtils]: Spent 869.00 ms on a formula simplification that was a NOOP. DAG size: 502 [2018-10-01 02:12:49,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:12:49,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 289 states and 359 transitions. [2018-10-01 02:12:49,031 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 359 transitions. [2018-10-01 02:12:49,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-01 02:12:49,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:12:49,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:12:49,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:12:51,087 INFO L134 CoverageAnalysis]: Checked inductivity of 5402 backedges. 0 proven. 5402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:12:56,391 WARN L178 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 506 DAG size of output: 13 [2018-10-01 02:12:58,770 WARN L178 SmtUtils]: Spent 874.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2018-10-01 02:13:04,030 WARN L178 SmtUtils]: Spent 909.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2018-10-01 02:13:05,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:13:05,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 293 states and 364 transitions. [2018-10-01 02:13:05,284 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 364 transitions. [2018-10-01 02:13:05,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-01 02:13:05,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:13:05,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:13:05,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:13:07,250 INFO L134 CoverageAnalysis]: Checked inductivity of 5550 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:13:12,756 WARN L178 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 13 [2018-10-01 02:13:15,212 WARN L178 SmtUtils]: Spent 930.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2018-10-01 02:13:20,814 WARN L178 SmtUtils]: Spent 953.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2018-10-01 02:13:22,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:13:22,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 297 states and 369 transitions. [2018-10-01 02:13:22,071 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 369 transitions. [2018-10-01 02:13:22,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-01 02:13:22,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:13:22,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:13:22,440 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:13:24,093 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 5700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:13:29,720 WARN L178 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 13 [2018-10-01 02:13:32,230 WARN L178 SmtUtils]: Spent 933.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2018-10-01 02:13:37,668 WARN L178 SmtUtils]: Spent 919.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2018-10-01 02:13:38,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:13:38,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 301 states and 374 transitions. [2018-10-01 02:13:38,941 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 374 transitions. [2018-10-01 02:13:38,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-01 02:13:38,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:13:39,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:13:39,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:13:41,049 INFO L134 CoverageAnalysis]: Checked inductivity of 5852 backedges. 0 proven. 5852 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:13:46,667 WARN L178 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 13 [2018-10-01 02:13:49,226 WARN L178 SmtUtils]: Spent 938.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2018-10-01 02:13:54,763 WARN L178 SmtUtils]: Spent 929.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2018-10-01 02:13:56,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:13:56,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 305 states and 379 transitions. [2018-10-01 02:13:56,067 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 379 transitions. [2018-10-01 02:13:56,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-01 02:13:56,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:13:56,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:13:56,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:13:58,201 INFO L134 CoverageAnalysis]: Checked inductivity of 6006 backedges. 0 proven. 6006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:14:04,001 WARN L178 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 13 [2018-10-01 02:14:06,643 WARN L178 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 535 [2018-10-01 02:14:12,410 WARN L178 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 536 [2018-10-01 02:14:13,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:14:13,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 309 states and 384 transitions. [2018-10-01 02:14:13,787 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 384 transitions. [2018-10-01 02:14:13,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-01 02:14:13,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:14:14,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:14:14,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:14:15,852 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 0 proven. 6162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:14:21,895 WARN L178 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 13 [2018-10-01 02:14:24,672 WARN L178 SmtUtils]: Spent 990.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2018-10-01 02:14:30,551 WARN L178 SmtUtils]: Spent 967.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2018-10-01 02:14:31,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:14:31,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 313 states and 389 transitions. [2018-10-01 02:14:31,936 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 389 transitions. [2018-10-01 02:14:31,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-01 02:14:31,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:14:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:14:32,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:14:34,101 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 0 proven. 6320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:14:40,188 WARN L178 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 547 DAG size of output: 13 [2018-10-01 02:14:42,957 WARN L178 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 549 [2018-10-01 02:14:48,894 WARN L178 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 550 [2018-10-01 02:14:50,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:14:50,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 317 states and 394 transitions. [2018-10-01 02:14:50,307 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 394 transitions. [2018-10-01 02:14:50,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-01 02:14:50,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:14:50,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:14:50,742 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:14:53,041 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:14:59,107 WARN L178 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 13 [2018-10-01 02:15:01,852 WARN L178 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 556 [2018-10-01 02:15:08,044 WARN L178 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 557 [2018-10-01 02:15:09,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:15:09,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 321 states and 399 transitions. [2018-10-01 02:15:09,559 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 399 transitions. [2018-10-01 02:15:09,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-01 02:15:09,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:15:10,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:15:10,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:15:11,909 INFO L134 CoverageAnalysis]: Checked inductivity of 6642 backedges. 0 proven. 6642 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:15:18,182 WARN L178 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 13 [2018-10-01 02:15:21,193 WARN L178 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 563 [2018-10-01 02:15:27,475 WARN L178 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 564 [2018-10-01 02:15:29,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:15:29,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 325 states and 404 transitions. [2018-10-01 02:15:29,013 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 404 transitions. [2018-10-01 02:15:29,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-01 02:15:29,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:15:29,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:15:29,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:15:31,288 INFO L134 CoverageAnalysis]: Checked inductivity of 6806 backedges. 0 proven. 6806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:15:37,785 WARN L178 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 568 DAG size of output: 13 [2018-10-01 02:15:40,693 WARN L178 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 570 [2018-10-01 02:15:47,011 WARN L178 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 571 [2018-10-01 02:15:48,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:15:48,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 329 states and 409 transitions. [2018-10-01 02:15:48,505 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 409 transitions. [2018-10-01 02:15:48,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-01 02:15:48,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:15:48,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:15:48,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:15:50,944 INFO L134 CoverageAnalysis]: Checked inductivity of 6972 backedges. 0 proven. 6972 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:15:57,453 WARN L178 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 13 [2018-10-01 02:16:00,369 WARN L178 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 577 [2018-10-01 02:16:06,901 WARN L178 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 578 [2018-10-01 02:16:08,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:16:08,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 333 states and 414 transitions. [2018-10-01 02:16:08,443 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 414 transitions. [2018-10-01 02:16:08,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-01 02:16:08,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:16:08,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:16:08,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:16:11,008 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:16:17,675 WARN L178 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 582 DAG size of output: 13 [2018-10-01 02:16:20,715 WARN L178 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 584 [2018-10-01 02:16:27,320 WARN L178 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 585 [2018-10-01 02:16:28,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:16:28,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 337 states and 419 transitions. [2018-10-01 02:16:28,898 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 419 transitions. [2018-10-01 02:16:28,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-10-01 02:16:28,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:16:29,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:16:29,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:16:31,446 INFO L134 CoverageAnalysis]: Checked inductivity of 7310 backedges. 0 proven. 7310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:16:38,281 WARN L178 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 589 DAG size of output: 13 [2018-10-01 02:16:41,323 WARN L178 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 591 [2018-10-01 02:16:48,031 WARN L178 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 592 [2018-10-01 02:16:49,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:16:49,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 341 states and 424 transitions. [2018-10-01 02:16:49,671 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 424 transitions. [2018-10-01 02:16:49,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-01 02:16:49,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:16:50,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:16:50,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:16:52,370 INFO L134 CoverageAnalysis]: Checked inductivity of 7482 backedges. 0 proven. 7482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:16:59,159 WARN L178 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 596 DAG size of output: 13 [2018-10-01 02:17:02,259 WARN L178 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 598 [2018-10-01 02:17:09,072 WARN L178 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 599 [2018-10-01 02:17:10,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:17:10,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 345 states and 429 transitions. [2018-10-01 02:17:10,719 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 429 transitions. [2018-10-01 02:17:10,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-01 02:17:10,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:17:11,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:17:11,227 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:17:13,202 INFO L134 CoverageAnalysis]: Checked inductivity of 7656 backedges. 0 proven. 7656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:17:20,214 WARN L178 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 13 [2018-10-01 02:17:23,492 WARN L178 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 605 [2018-10-01 02:17:30,516 WARN L178 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 606 [2018-10-01 02:17:32,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:17:32,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 349 states and 434 transitions. [2018-10-01 02:17:32,262 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 434 transitions. [2018-10-01 02:17:32,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-01 02:17:32,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:17:32,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:17:32,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:17:34,870 INFO L134 CoverageAnalysis]: Checked inductivity of 7832 backedges. 0 proven. 7832 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:17:41,989 WARN L178 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 13 [2018-10-01 02:17:45,170 WARN L178 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 612 [2018-10-01 02:17:52,340 WARN L178 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 613 [2018-10-01 02:17:54,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:17:54,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 353 states and 439 transitions. [2018-10-01 02:17:54,068 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 439 transitions. [2018-10-01 02:17:54,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-01 02:17:54,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:17:54,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:17:54,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:17:56,695 INFO L134 CoverageAnalysis]: Checked inductivity of 8010 backedges. 0 proven. 8010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:18:04,020 WARN L178 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 617 DAG size of output: 13 [2018-10-01 02:18:07,314 WARN L178 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 619 [2018-10-01 02:18:14,630 WARN L178 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 620 [2018-10-01 02:18:16,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:18:16,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 357 states and 444 transitions. [2018-10-01 02:18:16,399 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 444 transitions. [2018-10-01 02:18:16,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-01 02:18:16,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:18:16,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:18:16,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:18:19,182 INFO L134 CoverageAnalysis]: Checked inductivity of 8190 backedges. 0 proven. 8190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-01 02:18:20,413 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-01 02:18:20,416 INFO L168 Benchmark]: Toolchain (without parser) took 822098.18 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -336.1 MB). Free memory was 1.4 GB in the beginning and 961.9 MB in the end (delta: 480.1 MB). Peak memory consumption was 396.2 MB. Max. memory is 7.1 GB. [2018-10-01 02:18:20,418 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 02:18:20,419 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.45 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 02:18:20,419 INFO L168 Benchmark]: Boogie Preprocessor took 25.52 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 02:18:20,419 INFO L168 Benchmark]: RCFGBuilder took 376.19 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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. [2018-10-01 02:18:20,420 INFO L168 Benchmark]: CodeCheck took 821647.33 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -336.1 MB). Free memory was 1.4 GB in the beginning and 961.9 MB in the end (delta: 459.0 MB). Peak memory consumption was 375.0 MB. Max. memory is 7.1 GB. [2018-10-01 02:18:20,423 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1071 known predicates. * 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 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.45 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 25.52 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 376.19 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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 821647.33 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -336.1 MB). Free memory was 1.4 GB in the beginning and 961.9 MB in the end (delta: 459.0 MB). Peak memory consumption was 375.0 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.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-01_02-18-20-436.csv Completed graceful shutdown