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 0.1.23-00a8621 [2018-09-30 12:03:00,265 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 12:03:00,267 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 12:03:00,279 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 12:03:00,279 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 12:03:00,280 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 12:03:00,282 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 12:03:00,283 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 12:03:00,285 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 12:03:00,286 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 12:03:00,287 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 12:03:00,287 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 12:03:00,288 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 12:03:00,291 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 12:03:00,292 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 12:03:00,293 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 12:03:00,293 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 12:03:00,295 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 12:03:00,297 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 12:03:00,299 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 12:03:00,300 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 12:03:00,301 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 12:03:00,304 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 12:03:00,304 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 12:03:00,304 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 12:03:00,305 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 12:03:00,306 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 12:03:00,307 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 12:03:00,308 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 12:03:00,309 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 12:03:00,309 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 12:03:00,310 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 12:03:00,310 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 12:03:00,310 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 12:03:00,311 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 12:03:00,312 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 12:03:00,312 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 [2018-09-30 12:03:00,335 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 12:03:00,336 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 12:03:00,337 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 12:03:00,337 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 12:03:00,339 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 12:03:00,339 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 12:03:00,340 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 12:03:00,340 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 12:03:00,340 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 12:03:00,340 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 12:03:00,340 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 12:03:00,341 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 12:03:00,341 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 12:03:00,341 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 12:03:00,341 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 12:03:00,341 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 12:03:00,343 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 12:03:00,343 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 12:03:00,343 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 12:03:00,343 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 12:03:00,343 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 12:03:00,344 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 12:03:00,344 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 12:03:00,344 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 12:03:00,344 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 12:03:00,345 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 12:03:00,345 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 12:03:00,345 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 12:03:00,345 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 12:03:00,345 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 12:03:00,395 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 12:03:00,410 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 12:03:00,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 12:03:00,418 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 12:03:00,418 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 12:03:00,419 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/string_concat-noarr.i_3.bpl [2018-09-30 12:03:00,419 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/string_concat-noarr.i_3.bpl' [2018-09-30 12:03:00,495 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 12:03:00,498 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 12:03:00,499 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 12:03:00,499 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 12:03:00,499 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 12:03:00,523 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 30.09 12:03:00" (1/1) ... [2018-09-30 12:03:00,535 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 30.09 12:03:00" (1/1) ... [2018-09-30 12:03:00,542 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 12:03:00,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 12:03:00,544 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 12:03:00,544 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 12:03:00,555 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 30.09 12:03:00" (1/1) ... [2018-09-30 12:03:00,556 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 30.09 12:03:00" (1/1) ... [2018-09-30 12:03:00,557 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 30.09 12:03:00" (1/1) ... [2018-09-30 12:03:00,557 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 30.09 12:03:00" (1/1) ... [2018-09-30 12:03:00,563 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 30.09 12:03:00" (1/1) ... [2018-09-30 12:03:00,565 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 30.09 12:03:00" (1/1) ... [2018-09-30 12:03:00,566 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 30.09 12:03:00" (1/1) ... [2018-09-30 12:03:00,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 12:03:00,569 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 12:03:00,569 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 12:03:00,569 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 12:03:00,570 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 30.09 12:03:00" (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 [2018-09-30 12:03:00,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 12:03:00,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 12:03:00,919 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 12:03:00,919 INFO L202 PluginConnector]: Adding new model string_concat-noarr.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 12:03:00 BoogieIcfgContainer [2018-09-30 12:03:00,919 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 12:03:00,920 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 12:03:00,920 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 12:03:00,931 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 12:03:00,932 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 30.09 12:03:00" (1/1) ... [2018-09-30 12:03:00,946 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 12:03:00,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:00,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-30 12:03:00,982 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-30 12:03:00,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 12:03:00,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:01,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:01,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:01,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:01,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-09-30 12:03:01,503 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-09-30 12:03:01,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 12:03:01,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:01,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:01,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:02,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:02,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-09-30 12:03:02,064 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-09-30 12:03:02,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 12:03:02,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:02,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:02,129 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:02,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:02,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-09-30 12:03:02,452 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-09-30 12:03:02,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 12:03:02,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:02,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:02,522 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:03,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:03,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-09-30 12:03:03,373 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-09-30 12:03:03,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 12:03:03,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:03,442 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:03,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:03,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-09-30 12:03:03,726 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-09-30 12:03:03,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 12:03:03,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:03,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:03,863 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:04,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:04,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-09-30 12:03:04,194 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-09-30 12:03:04,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 12:03:04,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:04,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:04,298 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:04,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:04,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-09-30 12:03:04,511 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-09-30 12:03:04,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 12:03:04,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:04,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:04,631 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:05,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:05,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-09-30 12:03:05,116 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-09-30 12:03:05,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 12:03:05,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:05,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:05,237 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:06,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:06,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-09-30 12:03:06,187 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-09-30 12:03:06,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 12:03:06,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:06,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:06,265 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:07,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:07,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-09-30 12:03:07,059 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-09-30 12:03:07,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 12:03:07,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:07,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:07,150 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:07,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:07,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-09-30 12:03:07,841 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-09-30 12:03:07,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 12:03:07,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:07,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:07,944 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:08,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:08,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-09-30 12:03:08,258 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-09-30 12:03:08,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 12:03:08,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:08,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:08,367 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:08,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:08,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-09-30 12:03:08,833 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-09-30 12:03:08,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 12:03:08,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:08,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:08,965 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:09,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:09,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-09-30 12:03:09,770 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-09-30 12:03:09,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 12:03:09,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:09,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:09,899 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:10,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:10,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-09-30 12:03:10,382 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-09-30 12:03:10,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 12:03:10,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:10,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:10,488 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:10,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:10,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-09-30 12:03:10,886 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-09-30 12:03:10,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 12:03:10,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:10,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:11,220 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:11,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:11,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-09-30 12:03:11,694 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-09-30 12:03:11,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 12:03:11,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:11,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:11,874 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:12,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:12,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-09-30 12:03:12,367 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-09-30 12:03:12,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 12:03:12,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:12,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:12,511 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:13,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:13,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-09-30 12:03:13,406 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-09-30 12:03:13,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 12:03:13,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:13,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:13,576 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:14,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:14,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-09-30 12:03:14,064 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-09-30 12:03:14,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 12:03:14,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:14,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:14,526 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:15,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:15,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-09-30 12:03:15,024 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-09-30 12:03:15,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 12:03:15,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:15,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:15,165 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:15,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:15,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-09-30 12:03:15,818 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-09-30 12:03:15,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 12:03:15,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:15,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:16,618 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:17,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:17,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-09-30 12:03:17,331 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-09-30 12:03:17,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 12:03:17,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:17,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:17,675 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:18,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:18,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-09-30 12:03:18,264 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-09-30 12:03:18,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 12:03:18,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:18,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:18,607 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:19,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:19,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-09-30 12:03:19,196 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-09-30 12:03:19,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 12:03:19,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:19,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:19,516 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:20,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:20,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-09-30 12:03:20,088 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-09-30 12:03:20,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 12:03:20,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:20,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:20,407 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:21,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:21,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-09-30 12:03:21,175 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-09-30 12:03:21,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 12:03:21,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:21,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:21,901 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:22,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:22,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 61 states and 62 transitions. [2018-09-30 12:03:22,843 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2018-09-30 12:03:22,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 12:03:22,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:22,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:23,001 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:23,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:23,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 63 states and 64 transitions. [2018-09-30 12:03:23,701 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2018-09-30 12:03:23,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 12:03:23,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:23,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:23,915 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:24,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:24,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2018-09-30 12:03:24,843 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2018-09-30 12:03:24,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 12:03:24,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:24,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:25,087 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:26,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:26,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 67 states and 68 transitions. [2018-09-30 12:03:26,010 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 68 transitions. [2018-09-30 12:03:26,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-30 12:03:26,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:26,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:26,181 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:27,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:27,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2018-09-30 12:03:27,028 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2018-09-30 12:03:27,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-30 12:03:27,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:27,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:27,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:28,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:28,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 71 states and 72 transitions. [2018-09-30 12:03:28,289 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions. [2018-09-30 12:03:28,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-30 12:03:28,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:28,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:28,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:29,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:29,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 73 states and 74 transitions. [2018-09-30 12:03:29,409 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2018-09-30 12:03:29,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-30 12:03:29,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:29,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:29,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:30,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:30,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 75 states and 76 transitions. [2018-09-30 12:03:30,745 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2018-09-30 12:03:30,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-30 12:03:30,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:30,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:30,970 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:32,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:32,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2018-09-30 12:03:32,010 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2018-09-30 12:03:32,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-30 12:03:32,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:32,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:32,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:33,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:33,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 79 states and 80 transitions. [2018-09-30 12:03:33,823 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 80 transitions. [2018-09-30 12:03:33,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-30 12:03:33,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:33,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:34,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:35,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:35,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 81 states and 82 transitions. [2018-09-30 12:03:35,644 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 82 transitions. [2018-09-30 12:03:35,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-30 12:03:35,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:35,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:36,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:37,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:37,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2018-09-30 12:03:37,387 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2018-09-30 12:03:37,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-30 12:03:37,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:37,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:37,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:38,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:38,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 85 states and 86 transitions. [2018-09-30 12:03:38,793 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 86 transitions. [2018-09-30 12:03:38,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-30 12:03:38,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:38,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:39,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:40,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:40,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 87 states and 88 transitions. [2018-09-30 12:03:40,509 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 88 transitions. [2018-09-30 12:03:40,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-30 12:03:40,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:40,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:40,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:42,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:42,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 89 states and 90 transitions. [2018-09-30 12:03:42,347 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2018-09-30 12:03:42,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-30 12:03:42,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:42,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:42,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:44,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:44,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 91 states and 92 transitions. [2018-09-30 12:03:44,048 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 92 transitions. [2018-09-30 12:03:44,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-30 12:03:44,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:44,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:44,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:45,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:45,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 93 states and 94 transitions. [2018-09-30 12:03:45,956 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 94 transitions. [2018-09-30 12:03:45,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-30 12:03:45,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:45,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:46,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:47,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:47,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 95 states and 96 transitions. [2018-09-30 12:03:47,958 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 96 transitions. [2018-09-30 12:03:47,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-30 12:03:47,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:47,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:48,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:49,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:49,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2018-09-30 12:03:49,924 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2018-09-30 12:03:49,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-30 12:03:49,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:49,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:50,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:52,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:52,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 99 states and 100 transitions. [2018-09-30 12:03:52,445 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 100 transitions. [2018-09-30 12:03:52,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-30 12:03:52,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:52,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:52,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:03:58,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:03:58,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 101 states and 102 transitions. [2018-09-30 12:03:58,376 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-09-30 12:03:58,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-30 12:03:58,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:03:58,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:03:59,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:01,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:01,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 103 states and 104 transitions. [2018-09-30 12:04:01,608 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 104 transitions. [2018-09-30 12:04:01,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-30 12:04:01,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:01,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:01,868 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:04,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:04,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 105 states and 106 transitions. [2018-09-30 12:04:04,022 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 106 transitions. [2018-09-30 12:04:04,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-30 12:04:04,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:04,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:04,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:06,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:06,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 107 states and 108 transitions. [2018-09-30 12:04:06,672 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2018-09-30 12:04:06,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-30 12:04:06,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:06,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:07,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:09,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:09,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 109 states and 110 transitions. [2018-09-30 12:04:09,315 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 110 transitions. [2018-09-30 12:04:09,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-30 12:04:09,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:09,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:09,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:12,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:12,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 111 states and 112 transitions. [2018-09-30 12:04:12,177 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 112 transitions. [2018-09-30 12:04:12,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-30 12:04:12,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:12,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:12,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:14,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:14,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 113 states and 114 transitions. [2018-09-30 12:04:14,882 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2018-09-30 12:04:14,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-30 12:04:14,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:14,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:15,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:17,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:17,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 115 states and 116 transitions. [2018-09-30 12:04:17,657 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 116 transitions. [2018-09-30 12:04:17,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-30 12:04:17,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:17,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:17,953 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:20,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:20,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 117 states and 118 transitions. [2018-09-30 12:04:20,650 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 118 transitions. [2018-09-30 12:04:20,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-30 12:04:20,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:20,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:20,841 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:23,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:23,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 119 states and 120 transitions. [2018-09-30 12:04:23,737 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 120 transitions. [2018-09-30 12:04:23,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-30 12:04:23,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:23,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:23,976 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:26,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:26,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 121 states and 122 transitions. [2018-09-30 12:04:26,867 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 122 transitions. [2018-09-30 12:04:26,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-30 12:04:26,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:26,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:27,074 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:30,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:30,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 123 states and 124 transitions. [2018-09-30 12:04:30,147 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 124 transitions. [2018-09-30 12:04:30,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-30 12:04:30,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:30,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:30,318 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:33,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:33,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 125 states and 126 transitions. [2018-09-30 12:04:33,468 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 126 transitions. [2018-09-30 12:04:33,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-30 12:04:33,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:33,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:33,778 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:37,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:37,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 127 states and 128 transitions. [2018-09-30 12:04:37,136 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 128 transitions. [2018-09-30 12:04:37,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-30 12:04:37,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:37,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:37,394 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:40,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:40,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 129 states and 130 transitions. [2018-09-30 12:04:40,827 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 130 transitions. [2018-09-30 12:04:40,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-30 12:04:40,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:40,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:41,117 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:44,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:44,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 131 states and 132 transitions. [2018-09-30 12:04:44,681 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 132 transitions. [2018-09-30 12:04:44,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-30 12:04:44,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:44,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:44,884 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:48,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:48,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 133 states and 134 transitions. [2018-09-30 12:04:48,586 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 134 transitions. [2018-09-30 12:04:48,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-30 12:04:48,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:48,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:48,782 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:52,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:52,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 135 states and 136 transitions. [2018-09-30 12:04:52,672 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 136 transitions. [2018-09-30 12:04:52,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-30 12:04:52,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:52,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:53,058 INFO L134 CoverageAnalysis]: Checked inductivity of 4290 backedges. 0 proven. 4290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:57,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:57,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 137 states and 138 transitions. [2018-09-30 12:04:57,067 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 138 transitions. [2018-09-30 12:04:57,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-09-30 12:04:57,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:57,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:57,570 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:01,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:01,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 139 states and 140 transitions. [2018-09-30 12:05:01,705 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 140 transitions. [2018-09-30 12:05:01,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-09-30 12:05:01,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:01,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:01,914 INFO L134 CoverageAnalysis]: Checked inductivity of 4556 backedges. 0 proven. 4556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:06,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:06,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 141 states and 142 transitions. [2018-09-30 12:05:06,284 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 142 transitions. [2018-09-30 12:05:06,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-09-30 12:05:06,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:06,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:06,498 INFO L134 CoverageAnalysis]: Checked inductivity of 4692 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:10,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:10,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 143 states and 144 transitions. [2018-09-30 12:05:10,973 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 144 transitions. [2018-09-30 12:05:10,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-09-30 12:05:10,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:10,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:11,181 INFO L134 CoverageAnalysis]: Checked inductivity of 4830 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:15,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:15,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 145 states and 146 transitions. [2018-09-30 12:05:15,871 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 146 transitions. [2018-09-30 12:05:15,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-09-30 12:05:15,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:15,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:16,138 INFO L134 CoverageAnalysis]: Checked inductivity of 4970 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:20,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:20,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 147 states and 148 transitions. [2018-09-30 12:05:20,846 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 148 transitions. [2018-09-30 12:05:20,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-09-30 12:05:20,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:20,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:21,102 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 5112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:25,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:25,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 149 states and 150 transitions. [2018-09-30 12:05:25,985 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 150 transitions. [2018-09-30 12:05:25,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-09-30 12:05:25,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:26,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:26,234 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:31,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:31,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 151 states and 152 transitions. [2018-09-30 12:05:31,230 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 152 transitions. [2018-09-30 12:05:31,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-09-30 12:05:31,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:31,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:31,479 INFO L134 CoverageAnalysis]: Checked inductivity of 5402 backedges. 0 proven. 5402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:36,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:36,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 153 states and 154 transitions. [2018-09-30 12:05:36,694 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 154 transitions. [2018-09-30 12:05:36,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-09-30 12:05:36,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:36,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:36,930 INFO L134 CoverageAnalysis]: Checked inductivity of 5550 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:42,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:42,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 155 states and 156 transitions. [2018-09-30 12:05:42,278 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 156 transitions. [2018-09-30 12:05:42,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-09-30 12:05:42,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:42,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:42,509 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 5700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:47,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:47,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 157 states and 158 transitions. [2018-09-30 12:05:47,963 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 158 transitions. [2018-09-30 12:05:47,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-09-30 12:05:47,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:47,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:48,205 INFO L134 CoverageAnalysis]: Checked inductivity of 5852 backedges. 0 proven. 5852 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:53,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:53,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 159 states and 160 transitions. [2018-09-30 12:05:53,845 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 160 transitions. [2018-09-30 12:05:53,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-09-30 12:05:53,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:53,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:54,085 INFO L134 CoverageAnalysis]: Checked inductivity of 6006 backedges. 0 proven. 6006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:59,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:59,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 161 states and 162 transitions. [2018-09-30 12:05:59,923 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 162 transitions. [2018-09-30 12:05:59,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-09-30 12:05:59,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:59,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:00,182 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 0 proven. 6162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:06,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:06,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 163 states and 164 transitions. [2018-09-30 12:06:06,168 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 164 transitions. [2018-09-30 12:06:06,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-09-30 12:06:06,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:06,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:06,465 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 0 proven. 6320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:12,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:12,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 165 states and 166 transitions. [2018-09-30 12:06:12,602 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 166 transitions. [2018-09-30 12:06:12,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-09-30 12:06:12,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:12,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:12,862 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:19,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:19,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 167 states and 168 transitions. [2018-09-30 12:06:19,213 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 168 transitions. [2018-09-30 12:06:19,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-09-30 12:06:19,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:19,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:19,467 INFO L134 CoverageAnalysis]: Checked inductivity of 6642 backedges. 0 proven. 6642 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:25,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:25,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 169 states and 170 transitions. [2018-09-30 12:06:25,971 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 170 transitions. [2018-09-30 12:06:25,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-09-30 12:06:25,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:26,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:26,236 INFO L134 CoverageAnalysis]: Checked inductivity of 6806 backedges. 0 proven. 6806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:32,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:32,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 171 states and 172 transitions. [2018-09-30 12:06:32,993 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 172 transitions. [2018-09-30 12:06:32,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-09-30 12:06:32,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:33,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:33,261 INFO L134 CoverageAnalysis]: Checked inductivity of 6972 backedges. 0 proven. 6972 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:40,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:40,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 173 states and 174 transitions. [2018-09-30 12:06:40,126 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 174 transitions. [2018-09-30 12:06:40,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-09-30 12:06:40,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:40,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:40,515 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:47,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:47,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 175 states and 176 transitions. [2018-09-30 12:06:47,549 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 176 transitions. [2018-09-30 12:06:47,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-09-30 12:06:47,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:47,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:47,831 INFO L134 CoverageAnalysis]: Checked inductivity of 7310 backedges. 0 proven. 7310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:55,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:55,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 177 states and 178 transitions. [2018-09-30 12:06:55,054 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 178 transitions. [2018-09-30 12:06:55,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-09-30 12:06:55,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:55,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:55,350 INFO L134 CoverageAnalysis]: Checked inductivity of 7482 backedges. 0 proven. 7482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:02,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:02,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 179 states and 180 transitions. [2018-09-30 12:07:02,640 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 180 transitions. [2018-09-30 12:07:02,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-09-30 12:07:02,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:02,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:02,929 INFO L134 CoverageAnalysis]: Checked inductivity of 7656 backedges. 0 proven. 7656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:10,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:10,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 181 states and 182 transitions. [2018-09-30 12:07:10,526 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 182 transitions. [2018-09-30 12:07:10,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-09-30 12:07:10,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:10,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:10,810 INFO L134 CoverageAnalysis]: Checked inductivity of 7832 backedges. 0 proven. 7832 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:18,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:18,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 183 states and 184 transitions. [2018-09-30 12:07:18,591 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 184 transitions. [2018-09-30 12:07:18,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-09-30 12:07:18,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:18,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:18,888 INFO L134 CoverageAnalysis]: Checked inductivity of 8010 backedges. 0 proven. 8010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-30 12:07:26,906 INFO L202 PluginConnector]: Adding new model string_concat-noarr.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 30.09 12:07:26 ImpRootNode [2018-09-30 12:07:26,906 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-30 12:07:26,907 INFO L168 Benchmark]: Toolchain (without parser) took 266411.79 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -7.9 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 204.6 MB). Peak memory consumption was 196.7 MB. Max. memory is 7.1 GB. [2018-09-30 12:07:26,909 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. [2018-09-30 12:07:26,910 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.17 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. [2018-09-30 12:07:26,910 INFO L168 Benchmark]: Boogie Preprocessor took 24.70 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. [2018-09-30 12:07:26,911 INFO L168 Benchmark]: RCFGBuilder took 350.79 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. [2018-09-30 12:07:26,911 INFO L168 Benchmark]: CodeCheck took 265986.20 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -7.9 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 183.4 MB). Peak memory consumption was 175.6 MB. Max. memory is 7.1 GB. [2018-09-30 12:07:26,915 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, 265.9s OverallTime, 90 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, 56.4s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 21.6s InterpolantComputationTime, 8370 NumberOfCodeBlocks, 8370 NumberOfCodeBlocksAsserted, 90 NumberOfCheckSat, 8280 ConstructedInterpolants, 0 QuantifiedInterpolants, 2997630 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 90 InterpolantComputations, 1 PerfectInterpolantSequences, 0/242970 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 44.17 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 24.70 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 350.79 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 265986.20 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -7.9 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 183.4 MB). Peak memory consumption was 175.6 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-0-2018-09-30_12-07-26-926.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-0-2018-09-30_12-07-26-926.csv Completed graceful shutdown