java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/string_concat-noarr.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 23:02:14,540 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 23:02:14,544 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 23:02:14,561 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 23:02:14,561 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 23:02:14,562 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 23:02:14,564 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 23:02:14,567 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 23:02:14,569 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 23:02:14,570 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 23:02:14,571 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 23:02:14,571 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 23:02:14,572 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 23:02:14,573 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 23:02:14,574 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 23:02:14,575 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 23:02:14,576 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 23:02:14,578 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 23:02:14,580 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 23:02:14,582 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 23:02:14,583 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 23:02:14,584 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 23:02:14,587 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 23:02:14,587 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 23:02:14,587 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 23:02:14,588 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 23:02:14,590 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 23:02:14,590 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 23:02:14,591 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 23:02:14,592 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 23:02:14,593 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 23:02:14,593 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 23:02:14,593 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 23:02:14,594 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 23:02:14,595 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 23:02:14,595 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 23:02:14,596 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-26 23:02:14,611 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 23:02:14,611 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 23:02:14,612 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 23:02:14,612 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 23:02:14,613 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 23:02:14,613 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 23:02:14,613 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 23:02:14,613 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 23:02:14,614 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 23:02:14,614 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 23:02:14,614 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 23:02:14,614 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 23:02:14,614 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 23:02:14,615 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 23:02:14,615 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 23:02:14,615 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 23:02:14,615 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 23:02:14,615 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 23:02:14,615 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 23:02:14,616 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-26 23:02:14,616 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 23:02:14,616 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 23:02:14,616 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 23:02:14,616 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 23:02:14,617 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 23:02:14,617 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 23:02:14,617 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 23:02:14,617 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 23:02:14,617 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 23:02:14,618 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 23:02:14,660 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 23:02:14,676 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 23:02:14,680 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 23:02:14,682 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 23:02:14,682 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 23:02:14,683 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/string_concat-noarr.i_3.bpl [2018-09-26 23:02:14,683 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/string_concat-noarr.i_3.bpl' [2018-09-26 23:02:14,748 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 23:02:14,753 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 23:02:14,754 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 23:02:14,754 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 23:02:14,755 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 23:02:14,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "string_concat-noarr.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:02:14" (1/1) ... [2018-09-26 23:02:14,787 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "string_concat-noarr.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:02:14" (1/1) ... [2018-09-26 23:02:14,794 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 23:02:14,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 23:02:14,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 23:02:14,795 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 23:02:14,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "string_concat-noarr.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:02:14" (1/1) ... [2018-09-26 23:02:14,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "string_concat-noarr.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:02:14" (1/1) ... [2018-09-26 23:02:14,808 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "string_concat-noarr.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:02:14" (1/1) ... [2018-09-26 23:02:14,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "string_concat-noarr.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:02:14" (1/1) ... [2018-09-26 23:02:14,811 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "string_concat-noarr.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:02:14" (1/1) ... [2018-09-26 23:02:14,814 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "string_concat-noarr.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:02:14" (1/1) ... [2018-09-26 23:02:14,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "string_concat-noarr.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:02:14" (1/1) ... [2018-09-26 23:02:14,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 23:02:14,817 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 23:02:14,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 23:02:14,820 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 23:02:14,822 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "string_concat-noarr.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:02:14" (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 [2018-09-26 23:02:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 23:02:14,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 23:02:15,188 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 23:02:15,189 INFO L202 PluginConnector]: Adding new model string_concat-noarr.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 11:02:15 BoogieIcfgContainer [2018-09-26 23:02:15,189 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 23:02:15,190 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 23:02:15,190 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 23:02:15,202 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 23:02:15,202 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "string_concat-noarr.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 11:02:15" (1/1) ... [2018-09-26 23:02:15,219 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-26 23:02:15,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:15,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-26 23:02:15,262 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-26 23:02:15,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 23:02:15,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:15,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:15,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:15,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:15,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-09-26 23:02:15,865 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-09-26 23:02:15,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 23:02:15,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:15,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:15,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:16,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:16,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-09-26 23:02:16,498 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-09-26 23:02:16,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 23:02:16,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:16,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:16,566 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:17,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:17,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-09-26 23:02:17,033 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-09-26 23:02:17,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 23:02:17,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:17,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:17,243 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:18,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:18,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-09-26 23:02:18,297 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-09-26 23:02:18,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 23:02:18,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:18,371 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:20,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:20,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-09-26 23:02:20,411 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-09-26 23:02:20,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 23:02:20,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:20,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:20,502 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:20,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:20,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-09-26 23:02:20,942 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-09-26 23:02:20,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-26 23:02:20,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:20,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:21,146 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:21,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:21,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-09-26 23:02:21,483 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-09-26 23:02:21,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-26 23:02:21,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:21,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:21,583 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:22,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:22,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-09-26 23:02:22,087 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-09-26 23:02:22,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 23:02:22,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:22,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:22,189 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:23,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:23,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-09-26 23:02:23,745 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-09-26 23:02:23,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-26 23:02:23,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:23,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:23,882 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:25,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:25,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-09-26 23:02:25,229 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-09-26 23:02:25,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-26 23:02:25,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:25,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:25,378 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:25,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:25,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-09-26 23:02:25,975 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-09-26 23:02:25,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-26 23:02:25,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:25,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:26,123 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:26,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:26,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-09-26 23:02:26,560 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-09-26 23:02:26,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-26 23:02:26,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:26,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:26,675 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:27,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:27,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-09-26 23:02:27,175 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-09-26 23:02:27,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-26 23:02:27,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:27,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:27,296 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:28,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:28,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-09-26 23:02:28,028 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-09-26 23:02:28,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 23:02:28,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:28,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:28,364 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:29,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:29,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-09-26 23:02:29,028 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-09-26 23:02:29,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 23:02:29,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:29,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:29,143 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:29,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:29,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-09-26 23:02:29,640 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-09-26 23:02:29,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 23:02:29,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:29,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:29,759 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:30,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:30,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-09-26 23:02:30,507 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-09-26 23:02:30,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-26 23:02:30,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:30,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:30,664 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:31,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:31,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-09-26 23:02:31,366 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-09-26 23:02:31,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 23:02:31,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:31,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:31,539 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:32,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:32,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-09-26 23:02:32,649 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-09-26 23:02:32,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-26 23:02:32,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:32,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:32,886 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:33,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:33,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-09-26 23:02:33,591 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-09-26 23:02:33,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-26 23:02:33,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:33,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:33,944 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:34,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:34,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-09-26 23:02:34,766 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-09-26 23:02:34,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-26 23:02:34,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:34,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:35,241 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:36,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:36,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-09-26 23:02:36,053 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-09-26 23:02:36,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 23:02:36,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:36,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:36,324 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:37,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:37,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-09-26 23:02:37,181 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-09-26 23:02:37,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 23:02:37,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:37,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:37,386 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:38,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:38,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-09-26 23:02:38,272 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-09-26 23:02:38,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 23:02:38,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:38,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:39,260 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:40,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:40,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-09-26 23:02:40,194 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-09-26 23:02:40,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 23:02:40,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:40,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:40,968 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:41,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:41,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-09-26 23:02:41,919 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-09-26 23:02:41,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 23:02:41,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:41,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:42,120 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:43,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:43,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-09-26 23:02:43,209 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-09-26 23:02:43,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 23:02:43,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:43,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:43,774 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:45,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:45,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 61 states and 62 transitions. [2018-09-26 23:02:45,014 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2018-09-26 23:02:45,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 23:02:45,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:45,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:45,228 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:46,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:46,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 63 states and 64 transitions. [2018-09-26 23:02:46,518 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2018-09-26 23:02:46,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 23:02:46,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:46,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:46,749 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:48,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:48,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2018-09-26 23:02:48,225 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2018-09-26 23:02:48,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 23:02:48,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:48,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:48,508 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:49,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:49,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 67 states and 68 transitions. [2018-09-26 23:02:49,697 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 68 transitions. [2018-09-26 23:02:49,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-26 23:02:49,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:49,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:49,949 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:51,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:51,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2018-09-26 23:02:51,234 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2018-09-26 23:02:51,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-26 23:02:51,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:51,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:51,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:52,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:52,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 71 states and 72 transitions. [2018-09-26 23:02:52,868 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions. [2018-09-26 23:02:52,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-26 23:02:52,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:52,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:53,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:54,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:54,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 73 states and 74 transitions. [2018-09-26 23:02:54,679 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2018-09-26 23:02:54,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-26 23:02:54,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:54,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:54,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:56,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:56,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 75 states and 76 transitions. [2018-09-26 23:02:56,476 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2018-09-26 23:02:56,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-26 23:02:56,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:56,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:58,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:58,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2018-09-26 23:02:58,300 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2018-09-26 23:02:58,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-26 23:02:58,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:58,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:58,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:00,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:00,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 79 states and 80 transitions. [2018-09-26 23:03:00,139 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 80 transitions. [2018-09-26 23:03:00,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-26 23:03:00,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:00,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:01,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:02,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:02,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 81 states and 82 transitions. [2018-09-26 23:03:02,854 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 82 transitions. [2018-09-26 23:03:02,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-26 23:03:02,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:02,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:03,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:04,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:04,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2018-09-26 23:03:04,898 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2018-09-26 23:03:04,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-26 23:03:04,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:04,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:05,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:07,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:07,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 85 states and 86 transitions. [2018-09-26 23:03:07,121 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 86 transitions. [2018-09-26 23:03:07,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-26 23:03:07,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:07,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:07,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:09,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:09,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 87 states and 88 transitions. [2018-09-26 23:03:09,421 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 88 transitions. [2018-09-26 23:03:09,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-26 23:03:09,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:09,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:09,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:11,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:11,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 89 states and 90 transitions. [2018-09-26 23:03:11,737 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2018-09-26 23:03:11,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-26 23:03:11,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:11,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:12,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:14,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:14,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 91 states and 92 transitions. [2018-09-26 23:03:14,555 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 92 transitions. [2018-09-26 23:03:14,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-26 23:03:14,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:14,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:15,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:17,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:17,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 93 states and 94 transitions. [2018-09-26 23:03:17,216 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 94 transitions. [2018-09-26 23:03:17,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-26 23:03:17,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:17,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:17,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:19,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:19,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 95 states and 96 transitions. [2018-09-26 23:03:19,815 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 96 transitions. [2018-09-26 23:03:19,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-26 23:03:19,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:19,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:20,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:22,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:22,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2018-09-26 23:03:22,541 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2018-09-26 23:03:22,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-26 23:03:22,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:22,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:23,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:26,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:26,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 99 states and 100 transitions. [2018-09-26 23:03:26,114 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 100 transitions. [2018-09-26 23:03:26,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-26 23:03:26,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:26,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:27,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:32,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:32,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 101 states and 102 transitions. [2018-09-26 23:03:32,599 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-09-26 23:03:32,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-26 23:03:32,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:32,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:33,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:35,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:35,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 103 states and 104 transitions. [2018-09-26 23:03:35,727 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 104 transitions. [2018-09-26 23:03:35,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-26 23:03:35,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:35,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:36,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:39,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:39,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 105 states and 106 transitions. [2018-09-26 23:03:39,043 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 106 transitions. [2018-09-26 23:03:39,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-26 23:03:39,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:39,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:42,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:42,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 107 states and 108 transitions. [2018-09-26 23:03:42,217 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2018-09-26 23:03:42,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-26 23:03:42,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:42,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:42,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:45,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:45,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 109 states and 110 transitions. [2018-09-26 23:03:45,370 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 110 transitions. [2018-09-26 23:03:45,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-26 23:03:45,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:45,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:45,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:48,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:48,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 111 states and 112 transitions. [2018-09-26 23:03:48,881 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 112 transitions. [2018-09-26 23:03:48,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-26 23:03:48,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:48,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:49,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:52,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:52,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 113 states and 114 transitions. [2018-09-26 23:03:52,288 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2018-09-26 23:03:52,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-26 23:03:52,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:52,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:52,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:55,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:55,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 115 states and 116 transitions. [2018-09-26 23:03:55,799 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 116 transitions. [2018-09-26 23:03:55,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-26 23:03:55,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:55,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:56,234 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:59,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:59,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 117 states and 118 transitions. [2018-09-26 23:03:59,546 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 118 transitions. [2018-09-26 23:03:59,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-26 23:03:59,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:59,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:59,925 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:03,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:03,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 119 states and 120 transitions. [2018-09-26 23:04:03,303 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 120 transitions. [2018-09-26 23:04:03,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-26 23:04:03,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:03,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:03,839 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:07,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:07,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 121 states and 122 transitions. [2018-09-26 23:04:07,402 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 122 transitions. [2018-09-26 23:04:07,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-26 23:04:07,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:07,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:07,798 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:11,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:11,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 123 states and 124 transitions. [2018-09-26 23:04:11,457 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 124 transitions. [2018-09-26 23:04:11,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-26 23:04:11,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:11,884 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:15,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:15,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 125 states and 126 transitions. [2018-09-26 23:04:15,717 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 126 transitions. [2018-09-26 23:04:15,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-26 23:04:15,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:16,172 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:20,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:20,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 127 states and 128 transitions. [2018-09-26 23:04:20,107 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 128 transitions. [2018-09-26 23:04:20,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-26 23:04:20,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:20,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:20,566 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:24,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:24,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 129 states and 130 transitions. [2018-09-26 23:04:24,539 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 130 transitions. [2018-09-26 23:04:24,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-26 23:04:24,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:24,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:25,069 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:29,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:29,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 131 states and 132 transitions. [2018-09-26 23:04:29,235 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 132 transitions. [2018-09-26 23:04:29,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-26 23:04:29,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:29,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:29,715 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:33,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:33,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 133 states and 134 transitions. [2018-09-26 23:04:33,965 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 134 transitions. [2018-09-26 23:04:33,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-26 23:04:33,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:33,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:34,537 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:38,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:38,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 135 states and 136 transitions. [2018-09-26 23:04:38,906 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 136 transitions. [2018-09-26 23:04:38,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-26 23:04:38,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:38,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:39,436 INFO L134 CoverageAnalysis]: Checked inductivity of 4290 backedges. 0 proven. 4290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:44,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:44,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 137 states and 138 transitions. [2018-09-26 23:04:44,036 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 138 transitions. [2018-09-26 23:04:44,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-09-26 23:04:44,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:44,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:44,592 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:49,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:49,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 139 states and 140 transitions. [2018-09-26 23:04:49,246 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 140 transitions. [2018-09-26 23:04:49,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-09-26 23:04:49,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:49,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:49,818 INFO L134 CoverageAnalysis]: Checked inductivity of 4556 backedges. 0 proven. 4556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:54,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:54,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 141 states and 142 transitions. [2018-09-26 23:04:54,565 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 142 transitions. [2018-09-26 23:04:54,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-09-26 23:04:54,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:54,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:55,097 INFO L134 CoverageAnalysis]: Checked inductivity of 4692 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:59,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:59,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 143 states and 144 transitions. [2018-09-26 23:04:59,965 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 144 transitions. [2018-09-26 23:04:59,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-09-26 23:04:59,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:59,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:00,596 INFO L134 CoverageAnalysis]: Checked inductivity of 4830 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:05,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:05,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 145 states and 146 transitions. [2018-09-26 23:05:05,657 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 146 transitions. [2018-09-26 23:05:05,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-09-26 23:05:05,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:05,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:06,235 INFO L134 CoverageAnalysis]: Checked inductivity of 4970 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:11,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:11,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 147 states and 148 transitions. [2018-09-26 23:05:11,410 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 148 transitions. [2018-09-26 23:05:11,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-09-26 23:05:11,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:11,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:12,007 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 5112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:17,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:17,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 149 states and 150 transitions. [2018-09-26 23:05:17,275 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 150 transitions. [2018-09-26 23:05:17,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-09-26 23:05:17,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:17,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:17,873 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:23,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:23,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 151 states and 152 transitions. [2018-09-26 23:05:23,260 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 152 transitions. [2018-09-26 23:05:23,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-09-26 23:05:23,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:23,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:23,873 INFO L134 CoverageAnalysis]: Checked inductivity of 5402 backedges. 0 proven. 5402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:29,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:29,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 153 states and 154 transitions. [2018-09-26 23:05:29,468 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 154 transitions. [2018-09-26 23:05:29,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-09-26 23:05:29,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:29,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:30,078 INFO L134 CoverageAnalysis]: Checked inductivity of 5550 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:35,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:35,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 155 states and 156 transitions. [2018-09-26 23:05:35,827 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 156 transitions. [2018-09-26 23:05:35,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-09-26 23:05:35,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:35,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:36,462 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 5700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:42,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:42,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 157 states and 158 transitions. [2018-09-26 23:05:42,182 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 158 transitions. [2018-09-26 23:05:42,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-09-26 23:05:42,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:42,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:42,806 INFO L134 CoverageAnalysis]: Checked inductivity of 5852 backedges. 0 proven. 5852 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:48,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:48,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 159 states and 160 transitions. [2018-09-26 23:05:48,772 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 160 transitions. [2018-09-26 23:05:48,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-09-26 23:05:48,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:48,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:49,411 INFO L134 CoverageAnalysis]: Checked inductivity of 6006 backedges. 0 proven. 6006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:55,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:55,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 161 states and 162 transitions. [2018-09-26 23:05:55,628 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 162 transitions. [2018-09-26 23:05:55,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-09-26 23:05:55,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:55,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:56,318 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 0 proven. 6162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:02,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:02,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 163 states and 164 transitions. [2018-09-26 23:06:02,689 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 164 transitions. [2018-09-26 23:06:02,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-09-26 23:06:02,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:02,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:03,382 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 0 proven. 6320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:10,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:10,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 165 states and 166 transitions. [2018-09-26 23:06:10,062 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 166 transitions. [2018-09-26 23:06:10,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-09-26 23:06:10,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:10,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:10,769 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:17,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:17,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 167 states and 168 transitions. [2018-09-26 23:06:17,512 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 168 transitions. [2018-09-26 23:06:17,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-09-26 23:06:17,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:17,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:18,287 INFO L134 CoverageAnalysis]: Checked inductivity of 6642 backedges. 0 proven. 6642 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:25,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:25,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 169 states and 170 transitions. [2018-09-26 23:06:25,637 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 170 transitions. [2018-09-26 23:06:25,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-09-26 23:06:25,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:25,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:26,368 INFO L134 CoverageAnalysis]: Checked inductivity of 6806 backedges. 0 proven. 6806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-26 23:06:33,633 INFO L202 PluginConnector]: Adding new model string_concat-noarr.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.09 11:06:33 ImpRootNode [2018-09-26 23:06:33,633 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-26 23:06:33,634 INFO L168 Benchmark]: Toolchain (without parser) took 258885.47 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 54.5 MB). Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 10.2 MB). Peak memory consumption was 64.7 MB. Max. memory is 7.1 GB. [2018-09-26 23:06:33,636 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 23:06:33,636 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.27 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 23:06:33,637 INFO L168 Benchmark]: Boogie Preprocessor took 21.53 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 23:06:33,637 INFO L168 Benchmark]: RCFGBuilder took 372.40 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 23:06:33,638 INFO L168 Benchmark]: CodeCheck took 258443.05 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 54.5 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: -10.9 MB). Peak memory consumption was 43.6 MB. Max. memory is 7.1 GB. [2018-09-26 23:06:33,642 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 53]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 53) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. UNKNOWN Result, 258.3s OverallTime, 83 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, -4 SDslu, -8 SDs, 0 SdLazy, -10 SolverSat, -6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 63.6s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 31.1s InterpolantComputationTime, 7138 NumberOfCodeBlocks, 7138 NumberOfCodeBlocksAsserted, 83 NumberOfCheckSat, 7055 ConstructedInterpolants, 0 QuantifiedInterpolants, 2356619 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 83 InterpolantComputations, 1 PerfectInterpolantSequences, 0/190568 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 40.27 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.53 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 372.40 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 258443.05 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 54.5 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: -10.9 MB). Peak memory consumption was 43.6 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/string_concat-noarr.i_3.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-26_23-06-33-656.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/string_concat-noarr.i_3.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_23-06-33-656.csv Completed graceful shutdown