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/count_by_k.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c372c2b [2018-10-02 13:10:40,536 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-02 13:10:40,538 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-02 13:10:40,556 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-02 13:10:40,557 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-02 13:10:40,559 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-02 13:10:40,560 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-02 13:10:40,563 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-02 13:10:40,565 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-02 13:10:40,567 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-02 13:10:40,570 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-02 13:10:40,570 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-02 13:10:40,571 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-02 13:10:40,572 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-02 13:10:40,576 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-02 13:10:40,577 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-02 13:10:40,578 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-02 13:10:40,583 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-02 13:10:40,591 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-02 13:10:40,596 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-02 13:10:40,597 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-02 13:10:40,598 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-02 13:10:40,605 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-02 13:10:40,605 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-02 13:10:40,606 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-02 13:10:40,608 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-02 13:10:40,609 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-02 13:10:40,611 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-02 13:10:40,612 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-02 13:10:40,613 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-02 13:10:40,613 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-02 13:10:40,614 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-02 13:10:40,614 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-02 13:10:40,616 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-02 13:10:40,618 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-02 13:10:40,619 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-02 13:10:40,619 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-10-02 13:10:40,650 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-02 13:10:40,650 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-02 13:10:40,651 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-02 13:10:40,651 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-02 13:10:40,652 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-02 13:10:40,652 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-02 13:10:40,653 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-02 13:10:40,654 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-02 13:10:40,654 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-02 13:10:40,654 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-02 13:10:40,654 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-02 13:10:40,655 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-02 13:10:40,655 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-02 13:10:40,655 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-02 13:10:40,656 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-02 13:10:40,656 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-02 13:10:40,656 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-02 13:10:40,656 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-02 13:10:40,656 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-02 13:10:40,657 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-02 13:10:40,657 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-02 13:10:40,657 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-02 13:10:40,657 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-02 13:10:40,659 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-02 13:10:40,659 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-02 13:10:40,659 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-02 13:10:40,659 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-02 13:10:40,659 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-02 13:10:40,660 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-02 13:10:40,660 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-02 13:10:40,731 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-02 13:10:40,744 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-02 13:10:40,748 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-02 13:10:40,749 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-02 13:10:40,750 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-02 13:10:40,751 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_k.i_3.bpl [2018-10-02 13:10:40,751 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_k.i_3.bpl' [2018-10-02 13:10:40,804 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-02 13:10:40,810 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-02 13:10:40,811 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-02 13:10:40,811 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-02 13:10:40,811 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-02 13:10:40,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:10:40" (1/1) ... [2018-10-02 13:10:40,845 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:10:40" (1/1) ... [2018-10-02 13:10:40,852 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-02 13:10:40,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-02 13:10:40,853 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-02 13:10:40,853 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-02 13:10:40,865 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:10:40" (1/1) ... [2018-10-02 13:10:40,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:10:40" (1/1) ... [2018-10-02 13:10:40,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:10:40" (1/1) ... [2018-10-02 13:10:40,867 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:10:40" (1/1) ... [2018-10-02 13:10:40,871 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:10:40" (1/1) ... [2018-10-02 13:10:40,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:10:40" (1/1) ... [2018-10-02 13:10:40,874 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:10:40" (1/1) ... [2018-10-02 13:10:40,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-02 13:10:40,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-02 13:10:40,877 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-02 13:10:40,877 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-02 13:10:40,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:10:40" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-02 13:10:40,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-02 13:10:40,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-02 13:10:41,251 INFO L340 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-02 13:10:41,252 INFO L202 PluginConnector]: Adding new model count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 01:10:41 BoogieIcfgContainer [2018-10-02 13:10:41,252 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-02 13:10:41,253 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-02 13:10:41,253 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-02 13:10:41,265 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-02 13:10:41,265 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 01:10:41" (1/1) ... [2018-10-02 13:10:41,282 INFO L103 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-02 13:10:41,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:10:41,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-02 13:10:41,325 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-02 13:10:41,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-02 13:10:41,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:10:41,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:10:41,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:10:41,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:10:41,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-10-02 13:10:41,983 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-10-02 13:10:41,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-02 13:10:41,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:10:41,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:10:42,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:10:42,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:10:42,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-10-02 13:10:42,915 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-10-02 13:10:42,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 13:10:42,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:10:42,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:10:42,994 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:10:43,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:10:43,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-10-02 13:10:43,781 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-10-02 13:10:43,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:10:43,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:10:43,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:10:43,881 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:10:44,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:10:44,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-10-02 13:10:44,424 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-10-02 13:10:44,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:10:44,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:10:44,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:10:44,525 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:10:45,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:10:45,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-10-02 13:10:45,033 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-10-02 13:10:45,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-02 13:10:45,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:10:45,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:10:45,187 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:10:45,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:10:45,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-10-02 13:10:45,932 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-10-02 13:10:45,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-02 13:10:45,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:10:45,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:10:46,330 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:10:47,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:10:47,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-10-02 13:10:47,551 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-10-02 13:10:47,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-02 13:10:47,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:10:47,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:10:47,714 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:10:48,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:10:48,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-10-02 13:10:48,199 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-10-02 13:10:48,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-02 13:10:48,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:10:48,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:10:48,565 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:10:49,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:10:49,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-10-02 13:10:49,638 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-10-02 13:10:49,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-02 13:10:49,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:10:49,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:10:49,771 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:10:50,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:10:50,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-10-02 13:10:50,508 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-10-02 13:10:50,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-02 13:10:50,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:10:50,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:10:50,669 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:10:51,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:10:51,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-10-02 13:10:51,342 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-10-02 13:10:51,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-02 13:10:51,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:10:51,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:10:51,801 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:10:52,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:10:52,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-10-02 13:10:52,441 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-10-02 13:10:52,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-02 13:10:52,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:10:52,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:10:52,639 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:10:53,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:10:53,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-10-02 13:10:53,239 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-10-02 13:10:53,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-02 13:10:53,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:10:53,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:10:53,437 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:10:53,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:10:53,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-10-02 13:10:53,997 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-10-02 13:10:53,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-02 13:10:53,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:10:54,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:10:54,152 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:10:55,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:10:55,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-10-02 13:10:55,126 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-10-02 13:10:55,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-02 13:10:55,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:10:55,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:10:55,275 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:10:56,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:10:56,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-10-02 13:10:56,018 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-10-02 13:10:56,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-02 13:10:56,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:10:56,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:10:56,241 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:10:57,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:10:57,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-10-02 13:10:57,123 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-10-02 13:10:57,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-02 13:10:57,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:10:57,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:10:57,265 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:10:58,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:10:58,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-10-02 13:10:58,061 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-10-02 13:10:58,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-02 13:10:58,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:10:58,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:10:58,221 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:10:59,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:10:59,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-10-02 13:10:59,701 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-10-02 13:10:59,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-02 13:10:59,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:10:59,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:10:59,975 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:00,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:00,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-10-02 13:11:00,954 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-10-02 13:11:00,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-02 13:11:00,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:00,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:02,060 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:03,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:03,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-10-02 13:11:03,359 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-10-02 13:11:03,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-02 13:11:03,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:03,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:04,007 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:05,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:05,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-10-02 13:11:05,126 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-10-02 13:11:05,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-02 13:11:05,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:05,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:05,582 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:06,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:06,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-10-02 13:11:06,648 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-10-02 13:11:06,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-02 13:11:06,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:06,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:07,028 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:08,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:08,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-10-02 13:11:08,220 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-10-02 13:11:08,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-02 13:11:08,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:08,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:08,567 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:09,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:09,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-10-02 13:11:09,856 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-10-02 13:11:09,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-02 13:11:09,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:09,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:10,093 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:11,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:11,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-10-02 13:11:11,324 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-10-02 13:11:11,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-02 13:11:11,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:11,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:11,568 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:14,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:14,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-10-02 13:11:14,395 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-10-02 13:11:14,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-02 13:11:14,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:14,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:14,990 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:16,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:16,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 61 states and 62 transitions. [2018-10-02 13:11:16,424 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2018-10-02 13:11:16,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-02 13:11:16,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:16,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:16,688 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:18,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:18,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 63 states and 64 transitions. [2018-10-02 13:11:18,282 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2018-10-02 13:11:18,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-02 13:11:18,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:18,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:18,763 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:21,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:21,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2018-10-02 13:11:21,186 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2018-10-02 13:11:21,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-02 13:11:21,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:21,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:21,468 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:23,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:23,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 67 states and 68 transitions. [2018-10-02 13:11:23,158 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 68 transitions. [2018-10-02 13:11:23,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-02 13:11:23,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:23,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:23,475 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:25,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:25,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2018-10-02 13:11:25,694 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2018-10-02 13:11:25,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-02 13:11:25,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:25,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:26,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:27,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:27,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 71 states and 72 transitions. [2018-10-02 13:11:27,848 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions. [2018-10-02 13:11:27,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-02 13:11:27,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:27,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:28,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:30,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:30,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 73 states and 74 transitions. [2018-10-02 13:11:30,069 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2018-10-02 13:11:30,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-02 13:11:30,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:30,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:30,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:32,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:32,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 75 states and 76 transitions. [2018-10-02 13:11:32,382 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2018-10-02 13:11:32,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-02 13:11:32,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:32,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:32,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:34,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:34,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2018-10-02 13:11:34,923 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2018-10-02 13:11:34,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-02 13:11:34,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:34,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:35,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:37,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:37,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 79 states and 80 transitions. [2018-10-02 13:11:37,334 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 80 transitions. [2018-10-02 13:11:37,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-02 13:11:37,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:37,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:37,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:40,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:40,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 81 states and 82 transitions. [2018-10-02 13:11:40,022 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 82 transitions. [2018-10-02 13:11:40,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-02 13:11:40,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:40,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:40,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:42,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:42,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2018-10-02 13:11:42,907 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2018-10-02 13:11:42,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-02 13:11:42,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:42,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:43,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:45,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:45,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 85 states and 86 transitions. [2018-10-02 13:11:45,802 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 86 transitions. [2018-10-02 13:11:45,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-02 13:11:45,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:45,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:46,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:48,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:48,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 87 states and 88 transitions. [2018-10-02 13:11:48,975 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 88 transitions. [2018-10-02 13:11:48,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-02 13:11:48,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:49,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:49,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:52,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:52,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 89 states and 90 transitions. [2018-10-02 13:11:52,148 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2018-10-02 13:11:52,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-02 13:11:52,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:52,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:52,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:55,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:55,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 91 states and 92 transitions. [2018-10-02 13:11:55,297 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 92 transitions. [2018-10-02 13:11:55,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-02 13:11:55,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:55,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:55,701 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:11:58,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:11:58,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 93 states and 94 transitions. [2018-10-02 13:11:58,553 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 94 transitions. [2018-10-02 13:11:58,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-02 13:11:58,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:11:58,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:11:59,258 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:12:02,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:12:02,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 95 states and 96 transitions. [2018-10-02 13:12:02,203 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 96 transitions. [2018-10-02 13:12:02,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-02 13:12:02,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:12:02,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:12:03,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:12:06,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:12:06,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2018-10-02 13:12:06,511 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2018-10-02 13:12:06,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-02 13:12:06,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:12:06,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:12:07,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:12:11,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:12:11,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 99 states and 100 transitions. [2018-10-02 13:12:11,041 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 100 transitions. [2018-10-02 13:12:11,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-02 13:12:11,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:12:11,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:12:11,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:12:17,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:12:17,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 101 states and 102 transitions. [2018-10-02 13:12:17,956 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-10-02 13:12:17,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-02 13:12:17,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:12:18,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:12:18,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:12:21,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:12:21,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 103 states and 104 transitions. [2018-10-02 13:12:21,976 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 104 transitions. [2018-10-02 13:12:21,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-02 13:12:21,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:12:22,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:12:22,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:12:26,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:12:26,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 105 states and 106 transitions. [2018-10-02 13:12:26,070 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 106 transitions. [2018-10-02 13:12:26,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-02 13:12:26,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:12:26,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:12:26,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:12:30,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:12:30,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 107 states and 108 transitions. [2018-10-02 13:12:30,109 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2018-10-02 13:12:30,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-02 13:12:30,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:12:30,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:12:30,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:12:34,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:12:34,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 109 states and 110 transitions. [2018-10-02 13:12:34,486 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 110 transitions. [2018-10-02 13:12:34,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-02 13:12:34,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:12:34,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:12:34,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:12:38,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:12:38,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 111 states and 112 transitions. [2018-10-02 13:12:38,868 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 112 transitions. [2018-10-02 13:12:38,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-02 13:12:38,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:12:38,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:12:39,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:12:43,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:12:43,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 113 states and 114 transitions. [2018-10-02 13:12:43,590 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2018-10-02 13:12:43,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-02 13:12:43,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:12:43,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:12:45,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:12:50,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:12:50,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 115 states and 116 transitions. [2018-10-02 13:12:50,169 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 116 transitions. [2018-10-02 13:12:50,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-02 13:12:50,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:12:50,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:12:51,486 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:12:55,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:12:55,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 117 states and 118 transitions. [2018-10-02 13:12:55,836 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 118 transitions. [2018-10-02 13:12:55,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-02 13:12:55,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:12:55,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:12:56,717 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:13:01,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:13:01,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 119 states and 120 transitions. [2018-10-02 13:13:01,214 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 120 transitions. [2018-10-02 13:13:01,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-02 13:13:01,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:13:01,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:13:01,794 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:13:06,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:13:06,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 121 states and 122 transitions. [2018-10-02 13:13:06,570 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 122 transitions. [2018-10-02 13:13:06,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-02 13:13:06,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:13:06,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:13:07,196 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:13:12,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:13:12,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 123 states and 124 transitions. [2018-10-02 13:13:12,040 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 124 transitions. [2018-10-02 13:13:12,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-02 13:13:12,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:13:12,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:13:12,658 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:13:17,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:13:17,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 125 states and 126 transitions. [2018-10-02 13:13:17,498 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 126 transitions. [2018-10-02 13:13:17,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-02 13:13:17,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:13:17,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:13:18,171 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:13:23,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:13:23,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 127 states and 128 transitions. [2018-10-02 13:13:23,260 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 128 transitions. [2018-10-02 13:13:23,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-02 13:13:23,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:13:23,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:13:23,918 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:13:29,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:13:29,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 129 states and 130 transitions. [2018-10-02 13:13:29,293 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 130 transitions. [2018-10-02 13:13:29,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-02 13:13:29,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:13:29,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:13:29,985 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:13:35,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:13:35,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 131 states and 132 transitions. [2018-10-02 13:13:35,672 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 132 transitions. [2018-10-02 13:13:35,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-02 13:13:35,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:13:35,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:13:36,344 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:13:41,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:13:41,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 133 states and 134 transitions. [2018-10-02 13:13:41,985 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 134 transitions. [2018-10-02 13:13:41,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-02 13:13:41,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:13:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:13:42,727 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:13:48,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:13:48,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 135 states and 136 transitions. [2018-10-02 13:13:48,645 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 136 transitions. [2018-10-02 13:13:48,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-02 13:13:48,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:13:48,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:13:49,353 INFO L134 CoverageAnalysis]: Checked inductivity of 4290 backedges. 0 proven. 4290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:13:55,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:13:55,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 137 states and 138 transitions. [2018-10-02 13:13:55,621 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 138 transitions. [2018-10-02 13:13:55,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-02 13:13:55,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:13:55,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:13:56,540 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:14:02,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:14:02,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 139 states and 140 transitions. [2018-10-02 13:14:02,887 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 140 transitions. [2018-10-02 13:14:02,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-02 13:14:02,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:14:03,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:14:03,921 INFO L134 CoverageAnalysis]: Checked inductivity of 4556 backedges. 0 proven. 4556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:14:10,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:14:10,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 141 states and 142 transitions. [2018-10-02 13:14:10,410 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 142 transitions. [2018-10-02 13:14:10,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-02 13:14:10,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:14:10,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:14:11,418 INFO L134 CoverageAnalysis]: Checked inductivity of 4692 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:14:17,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:14:17,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 143 states and 144 transitions. [2018-10-02 13:14:17,805 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 144 transitions. [2018-10-02 13:14:17,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-02 13:14:17,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:14:18,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:14:18,591 INFO L134 CoverageAnalysis]: Checked inductivity of 4830 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:14:25,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:14:25,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 145 states and 146 transitions. [2018-10-02 13:14:25,232 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 146 transitions. [2018-10-02 13:14:25,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-02 13:14:25,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:14:25,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:14:26,051 INFO L134 CoverageAnalysis]: Checked inductivity of 4970 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:14:33,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:14:33,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 147 states and 148 transitions. [2018-10-02 13:14:33,302 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 148 transitions. [2018-10-02 13:14:33,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-02 13:14:33,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:14:33,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:14:34,210 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 5112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:14:41,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:14:41,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 149 states and 150 transitions. [2018-10-02 13:14:41,368 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 150 transitions. [2018-10-02 13:14:41,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-02 13:14:41,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:14:41,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:14:42,455 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:14:49,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:14:49,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 151 states and 152 transitions. [2018-10-02 13:14:49,884 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 152 transitions. [2018-10-02 13:14:49,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-02 13:14:49,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:14:50,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:14:50,834 INFO L134 CoverageAnalysis]: Checked inductivity of 5402 backedges. 0 proven. 5402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:14:58,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:14:58,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 153 states and 154 transitions. [2018-10-02 13:14:58,432 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 154 transitions. [2018-10-02 13:14:58,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-02 13:14:58,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. Received shutdown request... [2018-10-02 13:14:58,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:14:58,728 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout exceeded [2018-10-02 13:14:59,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:14:59,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-02 13:14:59,885 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-10-02 13:14:59,886 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-02 13:14:59,888 INFO L168 Benchmark]: Toolchain (without parser) took 259082.80 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 19.4 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 288.3 MB). Peak memory consumption was 307.7 MB. Max. memory is 7.1 GB. [2018-10-02 13:14:59,890 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 13:14:59,890 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.78 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 13:14:59,891 INFO L168 Benchmark]: Boogie Preprocessor took 23.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 13:14:59,891 INFO L168 Benchmark]: RCFGBuilder took 376.09 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-02 13:14:59,892 INFO L168 Benchmark]: CodeCheck took 258633.98 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 19.4 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 267.2 MB). Peak memory consumption was 286.6 MB. Max. memory is 7.1 GB. [2018-10-02 13:14:59,896 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 1 quantified variables from 2 xjuncts. * 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 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.78 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 376.09 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 258633.98 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 19.4 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 267.2 MB). Peak memory consumption was 286.6 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/count_by_k.i_3.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-02_13-14-59-914.csv Completed graceful shutdown