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/sum_array.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-10-01 02:22:50,125 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-01 02:22:50,127 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-01 02:22:50,139 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-01 02:22:50,139 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-01 02:22:50,140 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-01 02:22:50,142 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-01 02:22:50,144 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-01 02:22:50,146 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-01 02:22:50,147 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-01 02:22:50,148 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-01 02:22:50,148 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-01 02:22:50,149 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-01 02:22:50,150 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-01 02:22:50,151 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-01 02:22:50,152 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-01 02:22:50,153 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-01 02:22:50,155 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-01 02:22:50,157 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-01 02:22:50,158 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-01 02:22:50,159 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-01 02:22:50,161 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-01 02:22:50,163 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-01 02:22:50,163 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-01 02:22:50,163 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-01 02:22:50,164 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-01 02:22:50,165 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-01 02:22:50,166 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-01 02:22:50,167 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-01 02:22:50,168 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-01 02:22:50,168 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-01 02:22:50,169 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-01 02:22:50,169 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-01 02:22:50,170 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-01 02:22:50,171 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-01 02:22:50,171 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-01 02:22:50,172 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 02:22:50,204 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-01 02:22:50,205 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-01 02:22:50,206 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-01 02:22:50,207 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-01 02:22:50,207 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-01 02:22:50,207 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-01 02:22:50,208 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-01 02:22:50,208 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-01 02:22:50,208 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-01 02:22:50,208 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-01 02:22:50,209 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-01 02:22:50,210 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-01 02:22:50,210 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-01 02:22:50,210 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-01 02:22:50,210 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-01 02:22:50,210 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-01 02:22:50,211 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-01 02:22:50,211 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-01 02:22:50,211 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-01 02:22:50,211 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-01 02:22:50,211 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-01 02:22:50,213 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 02:22:50,213 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-01 02:22:50,213 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-01 02:22:50,213 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-01 02:22:50,214 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-01 02:22:50,214 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-01 02:22:50,214 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-01 02:22:50,214 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-01 02:22:50,281 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-01 02:22:50,298 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-01 02:22:50,304 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-01 02:22:50,306 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-01 02:22:50,306 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-01 02:22:50,307 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum_array.i_3.bpl [2018-10-01 02:22:50,307 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum_array.i_3.bpl' [2018-10-01 02:22:50,373 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-01 02:22:50,376 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-01 02:22:50,377 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-01 02:22:50,377 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-01 02:22:50,377 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-01 02:22:50,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:22:50" (1/1) ... [2018-10-01 02:22:50,414 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:22:50" (1/1) ... [2018-10-01 02:22:50,423 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-01 02:22:50,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-01 02:22:50,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-01 02:22:50,424 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-01 02:22:50,436 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:22:50" (1/1) ... [2018-10-01 02:22:50,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:22:50" (1/1) ... [2018-10-01 02:22:50,437 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:22:50" (1/1) ... [2018-10-01 02:22:50,438 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:22:50" (1/1) ... [2018-10-01 02:22:50,441 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:22:50" (1/1) ... [2018-10-01 02:22:50,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:22:50" (1/1) ... [2018-10-01 02:22:50,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:22:50" (1/1) ... [2018-10-01 02:22:50,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-01 02:22:50,447 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-01 02:22:50,447 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-01 02:22:50,447 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-01 02:22:50,451 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:22:50" (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 02:22:50,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-01 02:22:50,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-01 02:22:50,854 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-01 02:22:50,854 INFO L202 PluginConnector]: Adding new model sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 02:22:50 BoogieIcfgContainer [2018-10-01 02:22:50,855 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-01 02:22:50,855 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-01 02:22:50,855 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-01 02:22:50,876 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-01 02:22:50,877 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 02:22:50" (1/1) ... [2018-10-01 02:22:50,896 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-01 02:22:50,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:50,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2018-10-01 02:22:50,935 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2018-10-01 02:22:50,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:22:50,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:51,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:51,213 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 02:22:51,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:51,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2018-10-01 02:22:51,477 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2018-10-01 02:22:51,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:22:51,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:51,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:51,619 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 02:22:52,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:52,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2018-10-01 02:22:52,199 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2018-10-01 02:22:52,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:22:52,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:52,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:52,324 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-01 02:22:52,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:52,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2018-10-01 02:22:52,445 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2018-10-01 02:22:52,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 02:22:52,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:52,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:52,954 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 02:22:53,222 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-10-01 02:22:54,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:54,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2018-10-01 02:22:54,657 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2018-10-01 02:22:54,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-01 02:22:54,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:54,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:54,858 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-01 02:22:55,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:55,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 31 states and 35 transitions. [2018-10-01 02:22:55,363 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2018-10-01 02:22:55,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 02:22:55,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:55,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:55,464 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-10-01 02:22:55,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:55,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 33 states and 36 transitions. [2018-10-01 02:22:55,767 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2018-10-01 02:22:55,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 02:22:55,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:55,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:56,560 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-10-01 02:22:57,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:57,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 37 states and 41 transitions. [2018-10-01 02:22:57,467 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2018-10-01 02:22:57,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-01 02:22:57,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:57,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:57,963 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-10-01 02:22:59,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:59,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 47 states and 52 transitions. [2018-10-01 02:22:59,680 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2018-10-01 02:22:59,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-01 02:22:59,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:59,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:00,435 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-01 02:23:01,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:01,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 49 states and 53 transitions. [2018-10-01 02:23:01,692 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 53 transitions. [2018-10-01 02:23:01,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-01 02:23:01,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:01,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:02,313 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:23:04,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:04,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 59 states and 65 transitions. [2018-10-01 02:23:04,524 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 65 transitions. [2018-10-01 02:23:04,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-01 02:23:04,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:04,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:06,506 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-01 02:23:08,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:08,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 69 states and 75 transitions. [2018-10-01 02:23:08,167 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 75 transitions. [2018-10-01 02:23:08,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-01 02:23:08,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:08,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:08,817 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-01 02:23:09,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:09,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 73 states and 80 transitions. [2018-10-01 02:23:09,912 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 80 transitions. [2018-10-01 02:23:09,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-01 02:23:09,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:09,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:10,657 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-01 02:23:14,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:14,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 91 states and 99 transitions. [2018-10-01 02:23:14,860 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 99 transitions. [2018-10-01 02:23:14,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-01 02:23:14,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:14,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:15,988 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-01 02:23:16,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:16,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 93 states and 102 transitions. [2018-10-01 02:23:16,819 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 102 transitions. [2018-10-01 02:23:16,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-01 02:23:16,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:16,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:17,808 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-10-01 02:23:19,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:19,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 97 states and 107 transitions. [2018-10-01 02:23:19,072 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 107 transitions. [2018-10-01 02:23:19,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-01 02:23:19,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:19,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:20,524 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 12 proven. 60 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-01 02:23:26,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:26,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 119 states and 130 transitions. [2018-10-01 02:23:26,105 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 130 transitions. [2018-10-01 02:23:26,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-01 02:23:26,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:26,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:27,309 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-10-01 02:23:28,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:28,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 121 states and 132 transitions. [2018-10-01 02:23:28,597 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 132 transitions. [2018-10-01 02:23:28,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-01 02:23:28,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:28,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:29,601 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-01 02:23:32,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:32,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 127 states and 140 transitions. [2018-10-01 02:23:32,040 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 140 transitions. [2018-10-01 02:23:32,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-01 02:23:32,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:32,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:33,789 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 14 proven. 84 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-10-01 02:23:41,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:41,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 153 states and 166 transitions. [2018-10-01 02:23:41,515 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 166 transitions. [2018-10-01 02:23:41,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-01 02:23:41,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:41,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:42,749 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-01 02:23:47,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:47,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 165 states and 180 transitions. [2018-10-01 02:23:47,367 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 180 transitions. [2018-10-01 02:23:47,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-01 02:23:47,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:47,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:49,498 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 16 proven. 112 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-10-01 02:23:58,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:58,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 189 states and 204 transitions. [2018-10-01 02:23:58,106 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 204 transitions. [2018-10-01 02:23:58,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-01 02:23:58,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:58,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:59,444 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-10-01 02:24:01,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:01,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 193 states and 209 transitions. [2018-10-01 02:24:01,929 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 209 transitions. [2018-10-01 02:24:01,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-01 02:24:01,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:01,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:24:04,901 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 18 proven. 144 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-10-01 02:24:19,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:19,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 227 states and 244 transitions. [2018-10-01 02:24:19,116 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 244 transitions. [2018-10-01 02:24:19,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-01 02:24:19,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:19,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:24:21,996 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-10-01 02:24:24,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:24,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 229 states and 246 transitions. [2018-10-01 02:24:24,614 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 246 transitions. [2018-10-01 02:24:24,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-01 02:24:24,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:24,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:24:27,611 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:24:34,315 WARN L178 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2018-10-01 02:24:35,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:35,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 245 states and 264 transitions. [2018-10-01 02:24:35,135 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 264 transitions. [2018-10-01 02:24:35,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-01 02:24:35,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:35,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:24:39,286 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 20 proven. 180 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-10-01 02:24:53,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:53,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 273 states and 292 transitions. [2018-10-01 02:24:53,101 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 292 transitions. [2018-10-01 02:24:53,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-01 02:24:53,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:53,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:24:54,086 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-10-01 02:24:57,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:57,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 277 states and 297 transitions. [2018-10-01 02:24:57,513 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 297 transitions. [2018-10-01 02:24:57,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-01 02:24:57,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:57,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:25:02,127 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 22 proven. 220 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-10-01 02:25:24,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:25:24,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 319 states and 340 transitions. [2018-10-01 02:25:24,787 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 340 transitions. [2018-10-01 02:25:24,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-01 02:25:24,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:25:24,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:25:29,261 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-10-01 02:25:33,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:25:33,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 321 states and 342 transitions. [2018-10-01 02:25:33,786 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 342 transitions. [2018-10-01 02:25:33,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-01 02:25:33,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:25:33,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:25:35,251 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2018-10-01 02:25:39,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:25:39,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 325 states and 347 transitions. [2018-10-01 02:25:39,156 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 347 transitions. [2018-10-01 02:25:39,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-01 02:25:39,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:25:39,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:25:45,053 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 24 proven. 264 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-10-01 02:26:13,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:26:13,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 371 states and 394 transitions. [2018-10-01 02:26:13,046 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 394 transitions. [2018-10-01 02:26:13,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-01 02:26:13,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:26:13,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:26:18,652 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-10-01 02:26:24,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:26:24,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 373 states and 396 transitions. [2018-10-01 02:26:24,282 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 396 transitions. [2018-10-01 02:26:24,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-01 02:26:24,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:26:24,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:26:25,060 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2018-10-01 02:26:29,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:26:29,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 377 states and 401 transitions. [2018-10-01 02:26:29,506 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 401 transitions. [2018-10-01 02:26:29,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-01 02:26:29,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:26:29,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:26:36,533 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 26 proven. 312 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-10-01 02:27:21,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:27:21,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 427 states and 452 transitions. [2018-10-01 02:27:21,643 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 452 transitions. [2018-10-01 02:27:21,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-01 02:27:21,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:27:21,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:27:28,491 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 0 proven. 338 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-10-01 02:27:35,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:27:35,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 429 states and 454 transitions. [2018-10-01 02:27:35,316 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 454 transitions. [2018-10-01 02:27:35,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-01 02:27:35,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:27:35,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:27:36,196 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 208 refuted. 0 times theorem prover too weak. 338 trivial. 0 not checked. [2018-10-01 02:27:39,887 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2018-10-01 02:27:41,444 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2018-10-01 02:27:41,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:27:41,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 433 states and 459 transitions. [2018-10-01 02:27:41,470 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 459 transitions. [2018-10-01 02:27:41,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-01 02:27:41,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:27:41,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:27:49,673 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 28 proven. 364 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-10-01 02:28:32,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:28:32,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 487 states and 514 transitions. [2018-10-01 02:28:32,822 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 514 transitions. [2018-10-01 02:28:32,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-01 02:28:32,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:28:32,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:28:40,984 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2018-10-01 02:28:49,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:28:49,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 489 states and 516 transitions. [2018-10-01 02:28:49,590 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 516 transitions. [2018-10-01 02:28:49,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-01 02:28:49,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:28:49,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:28:50,622 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 238 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2018-10-01 02:28:51,735 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2018-10-01 02:28:53,692 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2018-10-01 02:28:55,007 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2018-10-01 02:28:56,654 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2018-10-01 02:28:56,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:28:56,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 493 states and 521 transitions. [2018-10-01 02:28:56,682 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 521 transitions. [2018-10-01 02:28:56,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-01 02:28:56,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:28:56,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:29:06,785 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 30 proven. 420 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2018-10-01 02:30:00,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:30:00,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 551 states and 580 transitions. [2018-10-01 02:30:00,300 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 580 transitions. [2018-10-01 02:30:00,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-01 02:30:00,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:30:00,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:30:10,562 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 0 proven. 450 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-10-01 02:30:20,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:30:20,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 553 states and 582 transitions. [2018-10-01 02:30:20,857 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 582 transitions. [2018-10-01 02:30:20,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-01 02:30:20,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:30:20,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:30:22,112 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2018-10-01 02:30:23,161 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2018-10-01 02:30:25,391 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2018-10-01 02:30:26,844 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2018-10-01 02:30:28,757 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2018-10-01 02:30:28,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:30:28,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 557 states and 587 transitions. [2018-10-01 02:30:28,787 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 587 transitions. [2018-10-01 02:30:28,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-01 02:30:28,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:30:28,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:30:41,365 INFO L134 CoverageAnalysis]: Checked inductivity of 752 backedges. 32 proven. 480 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-10-01 02:31:46,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:31:46,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 619 states and 650 transitions. [2018-10-01 02:31:46,805 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 650 transitions. [2018-10-01 02:31:46,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-01 02:31:46,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:31:46,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:31:59,133 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 0 proven. 512 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2018-10-01 02:32:11,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:32:11,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 621 states and 652 transitions. [2018-10-01 02:32:11,651 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 652 transitions. [2018-10-01 02:32:11,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-01 02:32:11,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:32:11,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:32:24,218 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 0 proven. 816 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:32:47,134 WARN L178 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2018-10-01 02:32:49,838 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2018-10-01 02:32:51,821 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2018-10-01 02:32:54,099 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2018-10-01 02:32:54,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:32:54,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 649 states and 682 transitions. [2018-10-01 02:32:54,127 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 682 transitions. [2018-10-01 02:32:54,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-01 02:32:54,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:32:54,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:33:09,121 INFO L134 CoverageAnalysis]: Checked inductivity of 850 backedges. 34 proven. 544 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2018-10-01 02:34:04,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:34:04,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 693 states and 726 transitions. [2018-10-01 02:34:04,900 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 726 transitions. [2018-10-01 02:34:04,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-01 02:34:04,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:34:05,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:34:07,746 INFO L134 CoverageAnalysis]: Checked inductivity of 918 backedges. 0 proven. 340 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2018-10-01 02:34:09,099 WARN L178 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2018-10-01 02:34:12,162 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2018-10-01 02:34:14,032 WARN L178 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2018-10-01 02:34:16,690 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2018-10-01 02:34:16,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:34:16,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 697 states and 731 transitions. [2018-10-01 02:34:16,719 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 731 transitions. [2018-10-01 02:34:16,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-01 02:34:16,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:34:16,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:34:34,431 INFO L134 CoverageAnalysis]: Checked inductivity of 954 backedges. 36 proven. 612 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2018-10-01 02:36:04,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:04,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 767 states and 802 transitions. [2018-10-01 02:36:04,381 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 802 transitions. [2018-10-01 02:36:04,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-01 02:36:04,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-10-01 02:36:10,708 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-10-01 02:36:10,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:10,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:36:10,822 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-10-01 02:36:10,822 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 02:36:10,824 INFO L168 Benchmark]: Toolchain (without parser) took 800450.81 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.8 GB). Free memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 557.9 MB. Max. memory is 7.1 GB. [2018-10-01 02:36:10,826 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 02:36:10,826 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.49 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 02:36:10,827 INFO L168 Benchmark]: Boogie Preprocessor took 22.78 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 02:36:10,827 INFO L168 Benchmark]: RCFGBuilder took 407.93 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 02:36:10,828 INFO L168 Benchmark]: CodeCheck took 799968.19 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.8 GB). Free memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 536.8 MB. Max. memory is 7.1 GB. [2018-10-01 02:36:10,832 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 TraceCheckSpWp was constructing forward predicates, while PredicateComparison was comparing new predicate (quantifier-free) to 2093 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 46.49 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 22.78 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 407.93 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 799968.19 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.8 GB). Free memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 536.8 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/sum_array.i_3.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-01_02-36-10-843.csv Completed graceful shutdown